44789994 has 12 divisors (see below), whose sum is σ = 97045026. Its totient is φ = 14929992.

The previous prime is 44789989. The next prime is 44790023. The reversal of 44789994 is 49998744.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40640625 + 4149369 = 6375^2 + 2037^2 .

It is a super-2 number, since 2×44789994² = 4012287125040072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44789994.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1244149 + ... + 1244184.

Almost surely, 2^44789994 is an apocalyptic number.

44789994 is an abundant number, since it is smaller than the sum of its proper divisors (52255032).

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

44789994 is a wasteful number, since it uses less digits than its factorization.

44789994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488341 (or 2488338 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 44789994 is about 6692.5327044401. The cubic root of 44789994 is about 355.1351571585.

The spelling of 44789994 in words is "forty-four million, seven hundred eighty-nine thousand, nine hundred ninety-four".