44535972 has 48 divisors (see below), whose sum is σ = 113607872. Its totient is φ = 13495680.

The previous prime is 44535961. The next prime is 44535991. The reversal of 44535972 is 27953544.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 44535972.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8322 + ... + 12582.

Almost surely, 2^44535972 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44535972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56803936).

44535972 is an abundant number, since it is smaller than the sum of its proper divisors (69071900).

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

44535972 is a wasteful number, since it uses less digits than its factorization.

44535972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4348 (or 4346 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 44535972 is about 6673.5277027971. The cubic root of 44535972 is about 354.4625126883.

The spelling of 44535972 in words is "forty-four million, five hundred thirty-five thousand, nine hundred seventy-two".