658968 has 16 divisors (see below), whose sum is σ = 1647480. Its totient is φ = 219648.

The previous prime is 658963. The next prime is 658969. The reversal of 658968 is 869856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (658961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13705 + ... + 13752.

2⁶⁵⁸⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

658968 is an abundant number, since it is smaller than the sum of its proper divisors (988512).

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

658968 is a wasteful number, since it uses less digits than its factorization.

658968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27466 (or 27462 counting only the distinct ones).

The product of its digits is 103680, while the sum is 42.

The square root of 658968 is about 811.7684398891. The cubic root of 658968 is about 87.0204734483.

The spelling of 658968 in words is "six hundred fifty-eight thousand, nine hundred sixty-eight".