44501980 has 24 divisors (see below), whose sum is σ = 95219712. Its totient is φ = 17464512.

The previous prime is 44501929. The next prime is 44501981. The reversal of 44501980 is 8910544.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44501981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19932 + ... + 22051.

It is an arithmetic number, because the mean of its divisors is an integer number (3967488).

Almost surely, 2^44501980 is an apocalyptic number.

It is an amenable number.

44501980 is an abundant number, since it is smaller than the sum of its proper divisors (50717732).

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

44501980 is a wasteful number, since it uses less digits than its factorization.

44501980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42045 (or 42043 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 44501980 is about 6670.9804376868. The cubic root of 44501980 is about 354.3723087781.

The spelling of 44501980 in words is "forty-four million, five hundred one thousand, nine hundred eighty".