7304225 has 12 divisors (see below), whose sum is σ = 9451776. Its totient is φ = 5588880.

The previous prime is 7304183. The next prime is 7304257. The reversal of 7304225 is 5224037.

It is not a de Polignac number, because 7304225 - 2¹⁸ = 7042081 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7304225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5777 + ... + 6926.

It is an arithmetic number, because the mean of its divisors is an integer number (787648).

Almost surely, 2^7304225 is an apocalyptic number.

It is an amenable number.

7304225 is a deficient number, since it is larger than the sum of its proper divisors (2147551).

7304225 is a wasteful number, since it uses less digits than its factorization.

7304225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12736 (or 12731 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 7304225 is about 2702.6329754519. The cubic root of 7304225 is about 194.0251588160.

The spelling of 7304225 in words is "seven million, three hundred four thousand, two hundred twenty-five".