439590242 has 32 divisors (see below), whose sum is σ = 819033600. Its totient is φ = 172300608.

The previous prime is 439590197. The next prime is 439590287. The reversal of 439590242 is 242095934.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (439590197) and next prime (439590287).

It is a junction number, because it is equal to n+sod(n) for n = 439590196 and 439590205.

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, 8759 + ... + 30917.

It is an arithmetic number, because the mean of its divisors is an integer number (25594800).

Almost surely, 2^439590242 is an apocalyptic number.

439590242 is a deficient number, since it is larger than the sum of its proper divisors (379443358).

439590242 is a wasteful number, since it uses less digits than its factorization.

439590242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22290.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 439590242 is about 20966.4074652764. The cubic root of 439590242 is about 760.3543142472.

The spelling of 439590242 in words is "four hundred thirty-nine million, five hundred ninety thousand, two hundred forty-two".