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40364120 = 2351759359
BaseRepresentation
bin1001100111111…
…0100001011000
32210221201011102
42121332201120
540313122440
64001050532
71000042436
oct231764130
983851142
1040364120
112086a185
1211626a48
1384934c4
145509d56
153824b15
hex267e858

40364120 has 32 divisors (see below), whose sum is σ = 96163200. Its totient is φ = 15195648.

The previous prime is 40364101. The next prime is 40364141. The reversal of 40364120 is 2146304.

It is a happy number.

40364120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 40364092 and 40364101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29000 + ... + 30359.

It is an arithmetic number, because the mean of its divisors is an integer number (3005100).

Almost surely, 240364120 is an apocalyptic number.

40364120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40364120 is an abundant number, since it is smaller than the sum of its proper divisors (55799080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40364120 is a wasteful number, since it uses less digits than its factorization.

40364120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59387 (or 59383 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 40364120 is about 6353.2763201359. The cubic root of 40364120 is about 343.0297837556.

The spelling of 40364120 in words is "forty million, three hundred sixty-four thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 59359 118718 237436 296795 474872 593590 1009103 1187180 2018206 2374360 4036412 5045515 8072824 10091030 20182060 40364120