662888 has 32 divisors (see below), whose sum is σ = 1330560. Its totient is φ = 309120.

The previous prime is 662867. The next prime is 662897. The reversal of 662888 is 888266.

It is an Ulam number.

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, 14081 + ... + 14127.

It is an arithmetic number, because the mean of its divisors is an integer number (41580).

2⁶⁶²⁸⁸⁸ is an apocalyptic number.

It is an amenable number.

662888 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

662888 is a wasteful number, since it uses less digits than its factorization.

662888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 133 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 662888 is about 814.1793414230. The cubic root of 662888 is about 87.1926851873.

The spelling of 662888 in words is "six hundred sixty-two thousand, eight hundred eighty-eight".