7522772 has 12 divisors (see below), whose sum is σ = 13939380. Its totient is φ = 3540096.

The previous prime is 7522769. The next prime is 7522787. The reversal of 7522772 is 2772257.

It can be written as a sum of positive squares in 2 ways, for example, as 3254416 + 4268356 = 1804^2 + 2066^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55247 + ... + 55382.

It is an arithmetic number, because the mean of its divisors is an integer number (1161615).

Almost surely, 2^7522772 is an apocalyptic number.

It is an amenable number.

7522772 is a deficient number, since it is larger than the sum of its proper divisors (6416608).

7522772 is a wasteful number, since it uses less digits than its factorization.

7522772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110650 (or 110648 counting only the distinct ones).

The product of its digits is 13720, while the sum is 32.

The square root of 7522772 is about 2742.7672157877. The cubic root of 7522772 is about 195.9412915934.

The spelling of 7522772 in words is "seven million, five hundred twenty-two thousand, seven hundred seventy-two".