44420562 has 20 divisors (see below), whose sum is σ = 99535326. Its totient is φ = 14806800.

The previous prime is 44420561. The next prime is 44420599. The reversal of 44420562 is 26502444.

It can be written as a sum of positive squares in only one way, i.e., 42107121 + 2313441 = 6489^2 + 1521^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (44420561) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 136939 + ... + 137262.

Almost surely, 2^44420562 is an apocalyptic number.

44420562 is an abundant number, since it is smaller than the sum of its proper divisors (55114764).

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

44420562 is a wasteful number, since it uses less digits than its factorization.

44420562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274215 (or 274206 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 44420562 is about 6664.8752426433. The cubic root of 44420562 is about 354.1560644823.

The spelling of 44420562 in words is "forty-four million, four hundred twenty thousand, five hundred sixty-two".