655995 has 16 divisors (see below), whose sum is σ = 1062432. Its totient is φ = 345600.

The previous prime is 655987. The next prime is 656023. The reversal of 655995 is 599556.

It is not a de Polignac number, because 655995 - 2³ = 655987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299 + ... + 1731.

It is an arithmetic number, because the mean of its divisors is an integer number (66402).

2⁶⁵⁵⁹⁹⁵ is an apocalyptic number.

655995 is a deficient number, since it is larger than the sum of its proper divisors (406437).

655995 is a wasteful number, since it uses less digits than its factorization.

655995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542.

The product of its digits is 60750, while the sum is 39.

The square root of 655995 is about 809.9351825918. The cubic root of 655995 is about 86.8894089586.

The spelling of 655995 in words is "six hundred fifty-five thousand, nine hundred ninety-five".