139824912 has 40 divisors (see below), whose sum is σ = 376922304. Its totient is φ = 44581504.

The previous prime is 139824907. The next prime is 139824917. The reversal of 139824912 is 219428931.

It is an interprime number because it is at equal distance from previous prime (139824907) and next prime (139824917).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (139824917) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 62223 + ... + 64430.

Almost surely, 2^139824912 is an apocalyptic number.

139824912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

139824912 is an abundant number, since it is smaller than the sum of its proper divisors (237097392).

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

139824912 is a wasteful number, since it uses less digits than its factorization.

139824912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126687 (or 126681 counting only the distinct ones).

The product of its digits is 31104, while the sum is 39.

The square root of 139824912 is about 11824.7584330505. The cubic root of 139824912 is about 519.0328571682.

The spelling of 139824912 in words is "one hundred thirty-nine million, eight hundred twenty-four thousand, nine hundred twelve".