44972120 has 16 divisors (see below), whose sum is σ = 101187360. Its totient is φ = 17988832.

The previous prime is 44972099. The next prime is 44972129. The reversal of 44972120 is 2127944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44972129) 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, 562112 + ... + 562191.

It is an arithmetic number, because the mean of its divisors is an integer number (6324210).

Almost surely, 2^44972120 is an apocalyptic number.

44972120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44972120 is an abundant number, since it is smaller than the sum of its proper divisors (56215240).

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

44972120 is a wasteful number, since it uses less digits than its factorization.

44972120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124314 (or 1124310 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 44972120 is about 6706.1255580253. The cubic root of 44972120 is about 355.6158588401.

The spelling of 44972120 in words is "forty-four million, nine hundred seventy-two thousand, one hundred twenty".