139326912 has 56 divisors (see below), whose sum is σ = 409600400. Its totient is φ = 46441728.

The previous prime is 139326899. The next prime is 139326937. The reversal of 139326912 is 219623931.

It is a happy number.

139326912 is a `hidden beast` number, since 1 + 393 + 269 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38587 + ... + 42042.

Almost surely, 2^139326912 is an apocalyptic number.

139326912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

139326912 is an abundant number, since it is smaller than the sum of its proper divisors (270273488).

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

139326912 is an equidigital number, since it uses as much as digits as its factorization.

139326912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80650 (or 80634 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 139326912 is about 11803.6821373671. The cubic root of 139326912 is about 518.4159288658.

The spelling of 139326912 in words is "one hundred thirty-nine million, three hundred twenty-six thousand, nine hundred twelve".