662669088 has 24 divisors (see below), whose sum is σ = 1739506608. Its totient is φ = 220889664.

The previous prime is 662669071. The next prime is 662669131. The reversal of 662669088 is 880966266.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 662669088.

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, 3451306 + ... + 3451497.

It is an arithmetic number, because the mean of its divisors is an integer number (72479442).

Almost surely, 2^662669088 is an apocalyptic number.

It is an amenable number.

662669088 is an abundant number, since it is smaller than the sum of its proper divisors (1076837520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

662669088 is a wasteful number, since it uses less digits than its factorization.

662669088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6902816 (or 6902808 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The square root of 662669088 is about 25742.3597985888. The cubic root of 662669088 is about 871.8308596556.

The spelling of 662669088 in words is "six hundred sixty-two million, six hundred sixty-nine thousand, eighty-eight".