617323968 has 42 divisors (see below), whose sum is σ = 1769449344. Its totient is φ = 205774464.

The previous prime is 617323951. The next prime is 617324047. The reversal of 617323968 is 869323716.

617323968 is a `hidden beast` number, since 617 + 3 + 23 + 9 + 6 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 535296 + ... + 536447.

Almost surely, 2^617323968 is an apocalyptic number.

It is an amenable number.

617323968 is an abundant number, since it is smaller than the sum of its proper divisors (1152125376).

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

617323968 is a wasteful number, since it uses less digits than its factorization.

617323968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071761 (or 1071748 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 617323968 is about 24846.0050712383. The cubic root of 617323968 is about 851.4733239028.

The spelling of 617323968 in words is "six hundred seventeen million, three hundred twenty-three thousand, nine hundred sixty-eight".