612376164 has 36 divisors (see below), whose sum is σ = 1585709580. Its totient is φ = 199146240.

The previous prime is 612376157. The next prime is 612376183. The reversal of 612376164 is 461673216.

It is a happy number.

612376164 is a `hidden beast` number, since 6 + 1 + 2 + 37 + 616 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 270865764 + 341510400 = 16458^2 + 18480^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205969 + ... + 208920.

Almost surely, 2^612376164 is an apocalyptic number.

It is an amenable number.

612376164 is an abundant number, since it is smaller than the sum of its proper divisors (973333416).

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

612376164 is a wasteful number, since it uses less digits than its factorization.

612376164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414940 (or 414935 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 612376164 is about 24746.2353500487. The cubic root of 612376164 is about 849.1923881535.

The spelling of 612376164 in words is "six hundred twelve million, three hundred seventy-six thousand, one hundred sixty-four".