439371742 has 16 divisors (see below), whose sum is σ = 681099264. Its totient is φ = 212355000.

The previous prime is 439371739. The next prime is 439371763. The reversal of 439371742 is 247173934.

It is a super-2 number, since 2×439371742² = 386095055336229128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 439371695 and 439371704.

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, 57867 + ... + 65017.

It is an arithmetic number, because the mean of its divisors is an integer number (42568704).

Almost surely, 2^439371742 is an apocalyptic number.

439371742 is a deficient number, since it is larger than the sum of its proper divisors (241727522).

439371742 is a wasteful number, since it uses less digits than its factorization.

439371742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8175.

The product of its digits is 127008, while the sum is 40.

The square root of 439371742 is about 20961.1961013679. The cubic root of 439371742 is about 760.2283143684.

The spelling of 439371742 in words is "four hundred thirty-nine million, three hundred seventy-one thousand, seven hundred forty-two".