7224904 has 16 divisors (see below), whose sum is σ = 13777200. Its totient is φ = 3550992.

The previous prime is 7224869. The next prime is 7224911. The reversal of 7224904 is 4094227.

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, 7182 + ... + 8125.

It is an arithmetic number, because the mean of its divisors is an integer number (861075).

Almost surely, 2^7224904 is an apocalyptic number.

It is an amenable number.

7224904 is a deficient number, since it is larger than the sum of its proper divisors (6552296).

7224904 is a wasteful number, since it uses less digits than its factorization.

7224904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15372 (or 15368 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 7224904 is about 2687.9181535158. The cubic root of 7224904 is about 193.3202554240.

It can be divided in two parts, 7224 and 904, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 7224904 in words is "seven million, two hundred twenty-four thousand, nine hundred four".