44412642 has 12 divisors (see below), whose sum is σ = 96227430. Its totient is φ = 14804208.

The previous prime is 44412623. The next prime is 44412649. The reversal of 44412642 is 24621444.

It is a happy number.

44412642 is a `hidden beast` number, since 4 + 4 + 4 + 12 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35892081 + 8520561 = 5991^2 + 2919^2 .

It is not an unprimeable number, because it can be changed into a prime (44412649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1233667 + ... + 1233702.

Almost surely, 2^44412642 is an apocalyptic number.

44412642 is an abundant number, since it is smaller than the sum of its proper divisors (51814788).

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

44412642 is a wasteful number, since it uses less digits than its factorization.

44412642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467377 (or 2467374 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 44412642 is about 6664.2810564981. The cubic root of 44412642 is about 354.1350150507.

It can be divided in two parts, 44412 and 642, that added together give a palindrome (45054).

The spelling of 44412642 in words is "forty-four million, four hundred twelve thousand, six hundred forty-two".