725964292 has 6 divisors (see below), whose sum is σ = 1270437518. Its totient is φ = 362982144.

The previous prime is 725964287. The next prime is 725964301. The reversal of 725964292 is 292469527.

It can be written as a sum of positive squares in only one way, i.e., 596141056 + 129823236 = 24416^2 + 11394^2 .

It is a super-2 number, since 2×725964292² = 1054048306518122528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90745533 + ... + 90745540.

Almost surely, 2^725964292 is an apocalyptic number.

It is an amenable number.

725964292 is a deficient number, since it is larger than the sum of its proper divisors (544473226).

725964292 is a wasteful number, since it uses less digits than its factorization.

725964292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181491077 (or 181491075 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 725964292 is about 26943.7245383781. The cubic root of 725964292 is about 898.7489993625.

The spelling of 725964292 in words is "seven hundred twenty-five million, nine hundred sixty-four thousand, two hundred ninety-two".