725333522 has 8 divisors (see below), whose sum is σ = 1088117436. Its totient is φ = 362627712.

The previous prime is 725333489. The next prime is 725333527. The reversal of 725333522 is 225333527.

It can be written as a sum of positive squares in 2 ways, for example, as 608066281 + 117267241 = 24659^2 + 10829^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×725333522² = 1052217436273848968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (725333527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18518 + ... + 42350.

Almost surely, 2^725333522 is an apocalyptic number.

725333522 is a deficient number, since it is larger than the sum of its proper divisors (362783914).

725333522 is a wasteful number, since it uses less digits than its factorization.

725333522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39052.

The product of its digits is 37800, while the sum is 32.

The square root of 725333522 is about 26932.0166716122. The cubic root of 725333522 is about 898.4886246761.

The spelling of 725333522 in words is "seven hundred twenty-five million, three hundred thirty-three thousand, five hundred twenty-two".