44890442 has 4 divisors (see below), whose sum is σ = 67335666. Its totient is φ = 22445220.

The previous prime is 44890441. The next prime is 44890471. The reversal of 44890442 is 24409844.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27258841 + 17631601 = 5221^2 + 4199^2 .

It is not an unprimeable number, because it can be changed into a prime (44890441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11222609 + ... + 11222612.

Almost surely, 2^44890442 is an apocalyptic number.

44890442 is a deficient number, since it is larger than the sum of its proper divisors (22445224).

44890442 is a wasteful number, since it uses less digits than its factorization.

44890442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22445223.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 44890442 is about 6700.0329849934. The cubic root of 44890442 is about 355.4004394925.

The spelling of 44890442 in words is "forty-four million, eight hundred ninety thousand, four hundred forty-two".