439740574 has 16 divisors (see below), whose sum is σ = 811829088. Its totient is φ = 173963232.

The previous prime is 439740493. The next prime is 439740599. The reversal of 439740574 is 475047934.

It is a self number, because there is not a number n which added to its sum of digits gives 439740574.

It is a congruent number.

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, 1207897 + ... + 1208260.

It is an arithmetic number, because the mean of its divisors is an integer number (50739318).

Almost surely, 2^439740574 is an apocalyptic number.

439740574 is a deficient number, since it is larger than the sum of its proper divisors (372088514).

439740574 is a wasteful number, since it uses less digits than its factorization.

439740574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416179.

The product of its (nonzero) digits is 423360, while the sum is 43.

The square root of 439740574 is about 20969.9922269895. The cubic root of 439740574 is about 760.4409802270.

The spelling of 439740574 in words is "four hundred thirty-nine million, seven hundred forty thousand, five hundred seventy-four".