44451164 has 12 divisors (see below), whose sum is σ = 79598904. Its totient is φ = 21708624.

The previous prime is 44451161. The next prime is 44451193. The reversal of 44451164 is 46115444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44451161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129047 + ... + 129390.

It is an arithmetic number, because the mean of its divisors is an integer number (6633242).

Almost surely, 2^44451164 is an apocalyptic number.

It is an amenable number.

44451164 is a deficient number, since it is larger than the sum of its proper divisors (35147740).

44451164 is a wasteful number, since it uses less digits than its factorization.

44451164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258484 (or 258482 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 44451164 is about 6667.1706142861. The cubic root of 44451164 is about 354.2373736445.

The spelling of 44451164 in words is "forty-four million, four hundred fifty-one thousand, one hundred sixty-four".