7321404625 has 16 divisors (see below), whose sum is σ = 9265815936. Its totient is φ = 5774622000.

The previous prime is 7321404617. The next prime is 7321404661. The reversal of 7321404625 is 5264041237.

It is not a de Polignac number, because 7321404625 - 2³ = 7321404617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403599 + ... + 421348.

It is an arithmetic number, because the mean of its divisors is an integer number (579113496).

Almost surely, 2^7321404625 is an apocalyptic number.

It is an amenable number.

7321404625 is a deficient number, since it is larger than the sum of its proper divisors (1944411311).

7321404625 is an equidigital number, since it uses as much as digits as its factorization.

7321404625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825033 (or 825023 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 7321404625 is about 85565.2068600316. The cubic root of 7321404625 is about 1941.7715621359.

The spelling of 7321404625 in words is "seven billion, three hundred twenty-one million, four hundred four thousand, six hundred twenty-five".