44561408 has 22 divisors (see below), whose sum is σ = 89081346. Its totient is φ = 22280192.

The previous prime is 44561401. The next prime is 44561501. The reversal of 44561408 is 80416544.

It can be written as a sum of positive squares in only one way, i.e., 22733824 + 21827584 = 4768^2 + 4672^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44561401) by changing a digit.

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 as a sum of consecutive naturals, namely, 20735 + ... + 22782.

Almost surely, 2^44561408 is an apocalyptic number.

It is an amenable number.

44561408 is a deficient number, since it is larger than the sum of its proper divisors (44519938).

44561408 is an equidigital number, since it uses as much as digits as its factorization.

44561408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43537 (or 43519 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 44561408 is about 6675.4331694655. The cubic root of 44561408 is about 354.5299816888.

The spelling of 44561408 in words is "forty-four million, five hundred sixty-one thousand, four hundred eight".