439868348 has 6 divisors (see below), whose sum is σ = 769769616. Its totient is φ = 219934172.

The previous prime is 439868329. The next prime is 439868381. The reversal of 439868348 is 843868934.

It is a self number, because there is not a number n which added to its sum of digits gives 439868348.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54983540 + ... + 54983547.

It is an arithmetic number, because the mean of its divisors is an integer number (128294936).

Almost surely, 2^439868348 is an apocalyptic number.

It is an amenable number.

439868348 is a deficient number, since it is larger than the sum of its proper divisors (329901268).

439868348 is a wasteful number, since it uses less digits than its factorization.

439868348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109967091 (or 109967089 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 439868348 is about 20973.0385972086. The cubic root of 439868348 is about 760.5146260553.

The spelling of 439868348 in words is "four hundred thirty-nine million, eight hundred sixty-eight thousand, three hundred forty-eight".