674044164 has 36 divisors (see below), whose sum is σ = 1777915776. Its totient is φ = 214912368.

The previous prime is 674044159. The next prime is 674044177. The reversal of 674044164 is 461440476.

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

It is a super-3 number, since 3×674044164³ (a number of 27 digits) contains 333 as substring.

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, 406204 + ... + 407859.

Almost surely, 2^674044164 is an apocalyptic number.

It is an amenable number.

674044164 is an abundant number, since it is smaller than the sum of its proper divisors (1103871612).

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

674044164 is a wasteful number, since it uses less digits than its factorization.

674044164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814096 (or 814091 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The square root of 674044164 is about 25962.3605244207. The cubic root of 674044164 is about 876.7910693614.

The spelling of 674044164 in words is "six hundred seventy-four million, forty-four thousand, one hundred sixty-four".