40314928 has 20 divisors (see below), whose sum is σ = 78220440. Its totient is φ = 20129024.

The previous prime is 40314919. The next prime is 40314971. The reversal of 40314928 is 82941304.

It is a self number, because there is not a number n which added to its sum of digits gives 40314928.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14343 + ... + 16921.

It is an arithmetic number, because the mean of its divisors is an integer number (3911022).

Almost surely, 2^40314928 is an apocalyptic number.

It is an amenable number.

40314928 is a deficient number, since it is larger than the sum of its proper divisors (37905512).

40314928 is a wasteful number, since it uses less digits than its factorization.

40314928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3564 (or 3558 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 40314928 is about 6349.4037515345. The cubic root of 40314928 is about 342.8903762759.

The spelling of 40314928 in words is "forty million, three hundred fourteen thousand, nine hundred twenty-eight".