440858979 has 12 divisors (see below), whose sum is σ = 694687032. Its totient is φ = 267187200.

The previous prime is 440858927. The next prime is 440858993. The reversal of 440858979 is 979858044.

It is not a de Polignac number, because 440858979 - 2⁸ = 440858723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440858179) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2226462 + ... + 2226659.

It is an arithmetic number, because the mean of its divisors is an integer number (57890586).

Almost surely, 2^440858979 is an apocalyptic number.

440858979 is a deficient number, since it is larger than the sum of its proper divisors (253828053).

440858979 is a wasteful number, since it uses less digits than its factorization.

440858979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453138 (or 4453135 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The square root of 440858979 is about 20996.6420886769. The cubic root of 440858979 is about 761.0851183424.

The spelling of 440858979 in words is "four hundred forty million, eight hundred fifty-eight thousand, nine hundred seventy-nine".