40372458 has 32 divisors (see below), whose sum is σ = 93663744. Its totient is φ = 11362032.

The previous prime is 40372457. The next prime is 40372463. The reversal of 40372458 is 85427304.

It is not an unprimeable number, because it can be changed into a prime (40372457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4360 + ... + 9987.

It is an arithmetic number, because the mean of its divisors is an integer number (2926992).

Almost surely, 2^40372458 is an apocalyptic number.

40372458 is an abundant number, since it is smaller than the sum of its proper divisors (53291286).

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

40372458 is a wasteful number, since it uses less digits than its factorization.

40372458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14426.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 40372458 is about 6353.9324831163. The cubic root of 40372458 is about 343.0534019708.

The spelling of 40372458 in words is "forty million, three hundred seventy-two thousand, four hundred fifty-eight".