444770164 has 12 divisors (see below), whose sum is σ = 819313600. Its totient is φ = 210680568.

The previous prime is 444770153. The next prime is 444770189. The reversal of 444770164 is 461077444.

It is a congruent number.

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, 2926044 + ... + 2926195.

Almost surely, 2^444770164 is an apocalyptic number.

It is an amenable number.

444770164 is a deficient number, since it is larger than the sum of its proper divisors (374543436).

444770164 is a wasteful number, since it uses less digits than its factorization.

444770164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5852262 (or 5852260 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 37.

The square root of 444770164 is about 21089.5747704879. The cubic root of 444770164 is about 763.3292107522.

The spelling of 444770164 in words is "four hundred forty-four million, seven hundred seventy thousand, one hundred sixty-four".