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40406701 = 371278599
BaseRepresentation
bin1001101000100…
…0111010101101
32211000212120111
42122020322231
540321003301
64002020021
71000310536
oct232107255
984025514
1040406701
1120899175
1211647611
1384a99ba
14551b68d
153832551
hex2688ead

40406701 has 8 divisors (see below), whose sum is σ = 41830400. Its totient is φ = 39000528.

The previous prime is 40406687. The next prime is 40406747. The reversal of 40406701 is 10760404.

40406701 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 cyclic number.

It is not a de Polignac number, because 40406701 - 27 = 40406573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40406761) 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 7 ways as a sum of consecutive naturals, for example, 400 + ... + 8998.

It is an arithmetic number, because the mean of its divisors is an integer number (5228800).

Almost surely, 240406701 is an apocalyptic number.

It is an amenable number.

40406701 is a deficient number, since it is larger than the sum of its proper divisors (1423699).

40406701 is a wasteful number, since it uses less digits than its factorization.

40406701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8763.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 40406701 is about 6356.6265424359. The cubic root of 40406701 is about 343.1503645913.

The spelling of 40406701 in words is "forty million, four hundred six thousand, seven hundred one".

Divisors: 1 37 127 4699 8599 318163 1092073 40406701