44564856 has 128 divisors (see below), whose sum is σ = 135168000. Its totient is φ = 11975040.

The previous prime is 44564843. The next prime is 44564911. The reversal of 44564856 is 65846544.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223845 + ... + 224043.

It is an arithmetic number, because the mean of its divisors is an integer number (1056000).

Almost surely, 2^44564856 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 44564856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67584000).

44564856 is an abundant number, since it is smaller than the sum of its proper divisors (90603144).

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

44564856 is a wasteful number, since it uses less digits than its factorization.

44564856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 285 counting only the distinct ones).

The product of its digits is 460800, while the sum is 42.

The square root of 44564856 is about 6675.6914248638. The cubic root of 44564856 is about 354.5391255340.

The spelling of 44564856 in words is "forty-four million, five hundred sixty-four thousand, eight hundred fifty-six".