415660164 has 24 divisors (see below), whose sum is σ = 978774720. Its totient is φ = 137281824.

The previous prime is 415660153. The next prime is 415660177. The reversal of 415660164 is 461066514.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157584 + ... + 160199.

It is an arithmetic number, because the mean of its divisors is an integer number (40782280).

Almost surely, 2^415660164 is an apocalyptic number.

It is an amenable number.

415660164 is an abundant number, since it is smaller than the sum of its proper divisors (563114556).

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

415660164 is a wasteful number, since it uses less digits than its factorization.

415660164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317899 (or 317897 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 415660164 is about 20387.7454369040. The cubic root of 415660164 is about 746.2989000781.

The spelling of 415660164 in words is "four hundred fifteen million, six hundred sixty thousand, one hundred sixty-four".