44456544 has 72 divisors (see below), whose sum is σ = 137926152. Its totient is φ = 13470720.

The previous prime is 44456537. The next prime is 44456557. The reversal of 44456544 is 44565444.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 44456499 and 44456508.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 3849 + ... + 10184.

It is an arithmetic number, because the mean of its divisors is an integer number (1915641).

Almost surely, 2^44456544 is an apocalyptic number.

44456544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44456544 is an abundant number, since it is smaller than the sum of its proper divisors (93469608).

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

44456544 is a wasteful number, since it uses less digits than its factorization.

44456544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14060 (or 14049 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The square root of 44456544 is about 6667.5740715796. The cubic root of 44456544 is about 354.2516643853.

Subtracting 44456544 from its reverse (44565444), we obtain a square (108900 = 330²).

The spelling of 44456544 in words is "forty-four million, four hundred fifty-six thousand, five hundred forty-four".