40892313 has 60 divisors (see below), whose sum is σ = 73438800. Its totient is φ = 20124720.

The previous prime is 40892281. The next prime is 40892347. The reversal of 40892313 is 31329804.

It is not a de Polignac number, because 40892313 - 2⁵ = 40892281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40892393) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2152218 + ... + 2152236.

It is an arithmetic number, because the mean of its divisors is an integer number (1223980).

Almost surely, 2^40892313 is an apocalyptic number.

It is an amenable number.

40892313 is a deficient number, since it is larger than the sum of its proper divisors (32546487).

40892313 is an equidigital number, since it uses as much as digits as its factorization.

40892313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 40892313 is about 6394.7097666743. The cubic root of 40892313 is about 344.5195665224.

The spelling of 40892313 in words is "forty million, eight hundred ninety-two thousand, three hundred thirteen".