168670536 has 16 divisors (see below), whose sum is σ = 421676400. Its totient is φ = 56223504.

The previous prime is 168670529. The next prime is 168670561. The reversal of 168670536 is 635076861.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3513946 + ... + 3513993.

It is an arithmetic number, because the mean of its divisors is an integer number (26354775).

Almost surely, 2^168670536 is an apocalyptic number.

It is an amenable number.

168670536 is an abundant number, since it is smaller than the sum of its proper divisors (253005864).

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

168670536 is a wasteful number, since it uses less digits than its factorization.

168670536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7027948 (or 7027944 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 168670536 is about 12987.3221258272. The cubic root of 168670536 is about 552.5179710650.

The spelling of 168670536 in words is "one hundred sixty-eight million, six hundred seventy thousand, five hundred thirty-six".