44509938 has 16 divisors (see below), whose sum is σ = 97112736. Its totient is φ = 13487840.

The previous prime is 44509919. The next prime is 44509963. The reversal of 44509938 is 83990544.

It is a super-2 number, since 2×44509938² = 3962269161527688, 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 44509938.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337131 + ... + 337262.

It is an arithmetic number, because the mean of its divisors is an integer number (6069546).

Almost surely, 2^44509938 is an apocalyptic number.

44509938 is an abundant number, since it is smaller than the sum of its proper divisors (52602798).

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

44509938 is a wasteful number, since it uses less digits than its factorization.

44509938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674409.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 44509938 is about 6671.5768750723. The cubic root of 44509938 is about 354.3934308851.

The spelling of 44509938 in words is "forty-four million, five hundred nine thousand, nine hundred thirty-eight".