7722574025 has 6 divisors (see below), whose sum is σ = 9575991822. Its totient is φ = 6178059200.

The previous prime is 7722574007. The next prime is 7722574049. The reversal of 7722574025 is 5204752277.

It can be written as a sum of positive squares in 3 ways, for example, as 2035453456 + 5687120569 = 45116^2 + 75413^2 .

It is not a de Polignac number, because 7722574025 - 2¹⁴ = 7722557641 is a prime.

It is a Duffinian number.

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, 154451456 + ... + 154451505.

It is an arithmetic number, because the mean of its divisors is an integer number (1595998637).

Almost surely, 2^7722574025 is an apocalyptic number.

It is an amenable number.

7722574025 is a deficient number, since it is larger than the sum of its proper divisors (1853417797).

7722574025 is a wasteful number, since it uses less digits than its factorization.

7722574025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308902971 (or 308902966 counting only the distinct ones).

The product of its (nonzero) digits is 274400, while the sum is 41.

The square root of 7722574025 is about 87878.1771829616. The cubic root of 7722574025 is about 1976.6086578638.

The spelling of 7722574025 in words is "seven billion, seven hundred twenty-two million, five hundred seventy-four thousand, twenty-five".