40240304 has 20 divisors (see below), whose sum is σ = 83963376. Its totient is φ = 18572352.

The previous prime is 40240261. The next prime is 40240339. The reversal of 40240304 is 40304204.

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, 96524 + ... + 96939.

Almost surely, 2^40240304 is an apocalyptic number.

It is an amenable number.

40240304 is an abundant number, since it is smaller than the sum of its proper divisors (43723072).

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

40240304 is a wasteful number, since it uses less digits than its factorization.

40240304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193484 (or 193478 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40240304 is about 6343.5245723493. The cubic root of 40240304 is about 342.6786792124.

Adding to 40240304 its reverse (40304204), we get a palindrome (80544508).

The spelling of 40240304 in words is "forty million, two hundred forty thousand, three hundred four".