44672165 has 16 divisors (see below), whose sum is σ = 55157760. Its totient is φ = 34711680.

The previous prime is 44672161. The next prime is 44672167. The reversal of 44672165 is 56127644.

It is not a de Polignac number, because 44672165 - 2² = 44672161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44672161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73292 + ... + 73898.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^44672165 is an apocalyptic number.

It is an amenable number.

44672165 is a deficient number, since it is larger than the sum of its proper divisors (10485595).

44672165 is a wasteful number, since it uses less digits than its factorization.

44672165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012.

The product of its digits is 40320, while the sum is 35.

The square root of 44672165 is about 6683.7238871755. The cubic root of 44672165 is about 354.8234657554.

It can be divided in two parts, 44672 and 165, that multiplied together give a triangular number (7370880 = T₃₈₃₉).

The spelling of 44672165 in words is "forty-four million, six hundred seventy-two thousand, one hundred sixty-five".