225436522 has 12 divisors (see below), whose sum is σ = 343993986. Its totient is φ = 110804360.

The previous prime is 225436493. The next prime is 225436537. The reversal of 225436522 is 225634522.

225436522 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., 182547121 + 42889401 = 13511^2 + 6549^2 .

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, 9229 + ... + 23152.

Almost surely, 2^225436522 is an apocalyptic number.

225436522 is a deficient number, since it is larger than the sum of its proper divisors (118557464).

225436522 is an equidigital number, since it uses as much as digits as its factorization.

225436522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32501 (or 32442 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 225436522 is about 15014.5436827098. The cubic root of 225436522 is about 608.6132810139.

The spelling of 225436522 in words is "two hundred twenty-five million, four hundred thirty-six thousand, five hundred twenty-two".