655896 has 16 divisors (see below), whose sum is σ = 1639800. Its totient is φ = 218624.

The previous prime is 655883. The next prime is 655901. The reversal of 655896 is 698556.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 655896.

It is an unprimeable number.

655896 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13641 + ... + 13688.

2⁶⁵⁵⁸⁹⁶ is an apocalyptic number.

It is an amenable number.

655896 is an abundant number, since it is smaller than the sum of its proper divisors (983904).

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

655896 is a wasteful number, since it uses less digits than its factorization.

655896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27338 (or 27334 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 655896 is about 809.8740642841. The cubic root of 655896 is about 86.8850377443.

It can be divided in two parts, 655 and 896, that added together give a palindrome (1551).

The spelling of 655896 in words is "six hundred fifty-five thousand, eight hundred ninety-six".