725475152 has 10 divisors (see below), whose sum is σ = 1405608138. Its totient is φ = 362737568.

The previous prime is 725475139. The next prime is 725475167. The reversal of 725475152 is 251574527.

It can be written as a sum of positive squares in only one way, i.e., 537126976 + 188348176 = 23176^2 + 13724^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22671083 + ... + 22671114.

Almost surely, 2^725475152 is an apocalyptic number.

It is an amenable number.

725475152 is a deficient number, since it is larger than the sum of its proper divisors (680132986).

725475152 is a wasteful number, since it uses less digits than its factorization.

725475152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45342205 (or 45342199 counting only the distinct ones).

The product of its digits is 98000, while the sum is 38.

The square root of 725475152 is about 26934.6459416121. The cubic root of 725475152 is about 898.5471010682.

The spelling of 725475152 in words is "seven hundred twenty-five million, four hundred seventy-five thousand, one hundred fifty-two".