44447979 has 16 divisors (see below), whose sum is σ = 63378720. Its totient is φ = 27609600.

The previous prime is 44447971. The next prime is 44447987. The reversal of 44447979 is 97974444.

It is an interprime number because it is at equal distance from previous prime (44447971) and next prime (44447987).

It is not a de Polignac number, because 44447979 - 2³ = 44447971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44447971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 837 + ... + 9465.

It is an arithmetic number, because the mean of its divisors is an integer number (3961170).

Almost surely, 2^44447979 is an apocalyptic number.

44447979 is a deficient number, since it is larger than the sum of its proper divisors (18930741).

44447979 is a wasteful number, since it uses less digits than its factorization.

44447979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8750.

The product of its digits is 1016064, while the sum is 48.

The square root of 44447979 is about 6666.9317530630. The cubic root of 44447979 is about 354.2289128763.

The spelling of 44447979 in words is "forty-four million, four hundred forty-seven thousand, nine hundred seventy-nine".