725318662 has 8 divisors (see below), whose sum is σ = 1135281456. Its totient is φ = 346891512.

The previous prime is 725318611. The next prime is 725318677. The reversal of 725318662 is 266813527.

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

It is a super-2 number, since 2×725318662² = 1052174322890940488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7883853 + ... + 7883944.

It is an arithmetic number, because the mean of its divisors is an integer number (141910182).

Almost surely, 2^725318662 is an apocalyptic number.

725318662 is a deficient number, since it is larger than the sum of its proper divisors (409962794).

725318662 is a wasteful number, since it uses less digits than its factorization.

725318662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15767822.

The product of its digits is 120960, while the sum is 40.

The square root of 725318662 is about 26931.7407903760. The cubic root of 725318662 is about 898.4824888173.

The spelling of 725318662 in words is "seven hundred twenty-five million, three hundred eighteen thousand, six hundred sixty-two".