944415164 has 36 divisors (see below), whose sum is σ = 2076159792. Its totient is φ = 367952640.

The previous prime is 944415163. The next prime is 944415191. The reversal of 944415164 is 461514449.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (944415163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135989 + ... + 142764.

Almost surely, 2^944415164 is an apocalyptic number.

It is an amenable number.

944415164 is an abundant number, since it is smaller than the sum of its proper divisors (1131744628).

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

944415164 is a wasteful number, since it uses less digits than its factorization.

944415164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278786 (or 278773 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 944415164 is about 30731.3384674342. The cubic root of 944415164 is about 981.1174134676.

The spelling of 944415164 in words is "nine hundred forty-four million, four hundred fifteen thousand, one hundred sixty-four".