322572725 has 12 divisors (see below), whose sum is σ = 402026724. Its totient is φ = 256744320.

The previous prime is 322572683. The next prime is 322572727. The reversal of 322572725 is 527275223.

It can be written as a sum of positive squares in 6 ways, for example, as 9778129 + 312794596 = 3127^2 + 17686^2 .

It is not a de Polignac number, because 322572725 - 2¹⁴ = 322556341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322572727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27824 + ... + 37673.

It is an arithmetic number, because the mean of its divisors is an integer number (33502227).

Almost surely, 2^322572725 is an apocalyptic number.

It is an amenable number.

322572725 is a deficient number, since it is larger than the sum of its proper divisors (79453999).

322572725 is a wasteful number, since it uses less digits than its factorization.

322572725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65704 (or 65699 counting only the distinct ones).

The product of its digits is 58800, while the sum is 35.

The square root of 322572725 is about 17960.3097133652. The cubic root of 322572725 is about 685.8185288672.

The spelling of 322572725 in words is "three hundred twenty-two million, five hundred seventy-two thousand, seven hundred twenty-five".