746044164 has 18 divisors (see below), whose sum is σ = 1885833950. Its totient is φ = 248681376.

The previous prime is 746044147. The next prime is 746044181. The reversal of 746044164 is 461440647.

746044164 is a `hidden beast` number, since 7 + 4 + 604 + 41 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (746044147) and next prime (746044181).

It can be written as a sum of positive squares in only one way, i.e., 482241600 + 263802564 = 21960^2 + 16242^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 20723449 = 746044164 / (7 + 4 + 6 + 0 + 4 + 4 + 1 + 6 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10361689 + ... + 10361760.

Almost surely, 2^746044164 is an apocalyptic number.

It is an amenable number.

746044164 is an abundant number, since it is smaller than the sum of its proper divisors (1139789786).

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

746044164 is a wasteful number, since it uses less digits than its factorization.

746044164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20723459 (or 20723454 counting only the distinct ones).

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

The square root of 746044164 is about 27313.8090349918. The cubic root of 746044164 is about 906.9600950373.

The spelling of 746044164 in words is "seven hundred forty-six million, forty-four thousand, one hundred sixty-four".