439997224 has 16 divisors (see below), whose sum is σ = 836615520. Its totient is φ = 216899760.

The previous prime is 439997219. The next prime is 439997297. The reversal of 439997224 is 422799934.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386754 + ... + 387889.

It is an arithmetic number, because the mean of its divisors is an integer number (52288470).

Almost surely, 2^439997224 is an apocalyptic number.

It is an amenable number.

439997224 is a deficient number, since it is larger than the sum of its proper divisors (396618296).

439997224 is a wasteful number, since it uses less digits than its factorization.

439997224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774720 (or 774716 counting only the distinct ones).

The product of its digits is 979776, while the sum is 49.

The square root of 439997224 is about 20976.1107929950. The cubic root of 439997224 is about 760.5888926041.

The spelling of 439997224 in words is "four hundred thirty-nine million, nine hundred ninety-seven thousand, two hundred twenty-four".