7627402225 has 9 divisors (see below), whose sum is σ = 9458520267. Its totient is φ = 6101572440.

The previous prime is 7627402219. The next prime is 7627402297. The reversal of 7627402225 is 5222047267.

The square root of 7627402225 is 87335.

It is a perfect power (a square), and thus also a powerful number.

7627402225 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2745864801 + 4881537424 = 52401^2 + 69868^2 .

It is not a de Polignac number, because 7627402225 - 2²³ = 7619013617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 427942 + ... + 445408.

Almost surely, 2^7627402225 is an apocalyptic number.

7627402225 is the 87335-th square number.

7627402225 is the 43668-th centered octagonal number.

It is an amenable number.

7627402225 is a deficient number, since it is larger than the sum of its proper divisors (1831118042).

7627402225 is an frugal number, since it uses more digits than its factorization.

7627402225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34944 (or 17472 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 37.

The cubic root of 7627402225 is about 1968.4552660660.

The spelling of 7627402225 in words is "seven billion, six hundred twenty-seven million, four hundred two thousand, two hundred twenty-five".