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40670774 = 261333367
BaseRepresentation
bin1001101100100…
…1011000110110
32211112021210222
42123021120312
540402431044
64011414342
71002460454
oct233113066
984467728
1040670774
1120a59611
12117543b2
13856cc61
1455899d4
1538858ee
hex26c9636

40670774 has 8 divisors (see below), whose sum is σ = 62006448. Its totient is φ = 20001960.

The previous prime is 40670771. The next prime is 40670827. The reversal of 40670774 is 47707604.

40670774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×406707742 = 3308223715518152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40670771) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 166562 + ... + 166805.

It is an arithmetic number, because the mean of its divisors is an integer number (7750806).

Almost surely, 240670774 is an apocalyptic number.

40670774 is a deficient number, since it is larger than the sum of its proper divisors (21335674).

40670774 is a wasteful number, since it uses less digits than its factorization.

40670774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333430.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 40670774 is about 6377.3641890675. The cubic root of 40670774 is about 343.8962809267.

The spelling of 40670774 in words is "forty million, six hundred seventy thousand, seven hundred seventy-four".

Divisors: 1 2 61 122 333367 666734 20335387 40670774