44513988 has 12 divisors (see below), whose sum is σ = 103866000. Its totient is φ = 14837992.

The previous prime is 44513983. The next prime is 44513999. The reversal of 44513988 is 88931544.

44513988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (44513981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1854738 + ... + 1854761.

It is an arithmetic number, because the mean of its divisors is an integer number (8655500).

Almost surely, 2^44513988 is an apocalyptic number.

It is an amenable number.

44513988 is an abundant number, since it is smaller than the sum of its proper divisors (59352012).

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

44513988 is a wasteful number, since it uses less digits than its factorization.

44513988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709506 (or 3709504 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 44513988 is about 6671.8803946114. The cubic root of 44513988 is about 354.4041794200.

The spelling of 44513988 in words is "forty-four million, five hundred thirteen thousand, nine hundred eighty-eight".