839648368 has 40 divisors (see below), whose sum is σ = 1812384000. Its totient is φ = 374164224.

The previous prime is 839648357. The next prime is 839648387. The reversal of 839648368 is 863846938.

It is a happy number.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

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, 63568 + ... + 75631.

It is an arithmetic number, because the mean of its divisors is an integer number (45309600).

Almost surely, 2^839648368 is an apocalyptic number.

It is an amenable number.

839648368 is an abundant number, since it is smaller than the sum of its proper divisors (972735632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

839648368 is a wasteful number, since it uses less digits than its factorization.

839648368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139249 (or 139243 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 55.

The square root of 839648368 is about 28976.6866290817. The cubic root of 839648368 is about 943.4071195792.

The spelling of 839648368 in words is "eight hundred thirty-nine million, six hundred forty-eight thousand, three hundred sixty-eight".