439049842 has 32 divisors (see below), whose sum is σ = 838563840. Its totient is φ = 167416080.

The previous prime is 439049801. The next prime is 439049899. The reversal of 439049842 is 248940934.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23092 + ... + 37567.

It is an arithmetic number, because the mean of its divisors is an integer number (26205120).

Almost surely, 2^439049842 is an apocalyptic number.

439049842 is a deficient number, since it is larger than the sum of its proper divisors (399513998).

439049842 is a wasteful number, since it uses less digits than its factorization.

439049842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60726.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 439049842 is about 20953.5162204342. The cubic root of 439049842 is about 760.0426118767.

The spelling of 439049842 in words is "four hundred thirty-nine million, forty-nine thousand, eight hundred forty-two".