40624492 has 12 divisors (see below), whose sum is σ = 75274920. Its totient is φ = 19117376.

The previous prime is 40624487. The next prime is 40624499. The reversal of 40624492 is 29442604.

It is not an unprimeable number, because it can be changed into a prime (40624499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298642 + ... + 298777.

It is an arithmetic number, because the mean of its divisors is an integer number (6272910).

Almost surely, 2^40624492 is an apocalyptic number.

It is an amenable number.

40624492 is a deficient number, since it is larger than the sum of its proper divisors (34650428).

40624492 is a wasteful number, since it uses less digits than its factorization.

40624492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597440 (or 597438 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 40624492 is about 6373.7345410677. The cubic root of 40624492 is about 343.7657838703.

The spelling of 40624492 in words is "forty million, six hundred twenty-four thousand, four hundred ninety-two".