725277250 has 16 divisors (see below), whose sum is σ = 1357719480. Its totient is φ = 290110800.

The previous prime is 725277229. The next prime is 725277313. The reversal of 725277250 is 52772527.

725277250 is digitally balanced in base 2, 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 4 ways, for example, as 478253161 + 247024089 = 21869^2 + 15717^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1450305 + ... + 1450804.

Almost surely, 2^725277250 is an apocalyptic number.

725277250 is a deficient number, since it is larger than the sum of its proper divisors (632442230).

725277250 is a wasteful number, since it uses less digits than its factorization.

725277250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901126 (or 2901116 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 725277250 is about 26930.9719468125. The cubic root of 725277250 is about 898.4653889011.

It can be divided in two parts, 725277 and 250, that added together give a palindrome (725527).

The spelling of 725277250 in words is "seven hundred twenty-five million, two hundred seventy-seven thousand, two hundred fifty".