44545972 has 12 divisors (see below), whose sum is σ = 80643780. Its totient is φ = 21504896.

The previous prime is 44545957. The next prime is 44545973. The reversal of 44545972 is 27954544.

It can be written as a sum of positive squares in 2 ways, for example, as 16941456 + 27604516 = 4116^2 + 5254^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44545973) 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, 191893 + ... + 192124.

It is an arithmetic number, because the mean of its divisors is an integer number (6720315).

Almost surely, 2^44545972 is an apocalyptic number.

It is an amenable number.

44545972 is a deficient number, since it is larger than the sum of its proper divisors (36097808).

44545972 is a wasteful number, since it uses less digits than its factorization.

44545972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384050 (or 384048 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 44545972 is about 6674.2768896713. The cubic root of 44545972 is about 354.4890407562.

The spelling of 44545972 in words is "forty-four million, five hundred forty-five thousand, nine hundred seventy-two".