722325025 has 6 divisors (see below), whose sum is σ = 895683062. Its totient is φ = 577860000.

The previous prime is 722325001. The next prime is 722325047. The reversal of 722325025 is 520523227.

It can be written as a sum of positive squares in 3 ways, for example, as 121682961 + 600642064 = 11031^2 + 24508^2 .

It is not a de Polignac number, because 722325025 - 2¹¹ = 722322977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 722324984 and 722325002.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14446476 + ... + 14446525.

Almost surely, 2^722325025 is an apocalyptic number.

It is an amenable number.

722325025 is a deficient number, since it is larger than the sum of its proper divisors (173358037).

722325025 is a wasteful number, since it uses less digits than its factorization.

722325025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28893011 (or 28893006 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 722325025 is about 26876.1050935585. The cubic root of 722325025 is about 897.2446699341.

The spelling of 722325025 in words is "seven hundred twenty-two million, three hundred twenty-five thousand, twenty-five".