139276828 has 12 divisors (see below), whose sum is σ = 249403000. Its totient is φ = 68018832.

The previous prime is 139276811. The next prime is 139276849. The reversal of 139276828 is 828672931.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404703 + ... + 405046.

Almost surely, 2^139276828 is an apocalyptic number.

It is an amenable number.

139276828 is a deficient number, since it is larger than the sum of its proper divisors (110126172).

139276828 is a wasteful number, since it uses less digits than its factorization.

139276828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809796 (or 809794 counting only the distinct ones).

The product of its digits is 290304, while the sum is 46.

The square root of 139276828 is about 11801.5604053023. The cubic root of 139276828 is about 518.3538029042.

The spelling of 139276828 in words is "one hundred thirty-nine million, two hundred seventy-six thousand, eight hundred twenty-eight".