139933080 has 96 divisors (see below), whose sum is σ = 519760800. Its totient is φ = 31984128.

The previous prime is 139933067. The next prime is 139933097. The reversal of 139933080 is 80339931.

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

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 23 ways as a sum of consecutive naturals, for example, 25245 + ... + 30284.

It is an arithmetic number, because the mean of its divisors is an integer number (5414175).

Almost surely, 2^139933080 is an apocalyptic number.

139933080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139933080 is an abundant number, since it is smaller than the sum of its proper divisors (379827720).

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

139933080 is a wasteful number, since it uses less digits than its factorization.

139933080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55553 (or 55546 counting only the distinct ones).

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

The square root of 139933080 is about 11829.3313420497. The cubic root of 139933080 is about 519.1666632600.

The spelling of 139933080 in words is "one hundred thirty-nine million, nine hundred thirty-three thousand, eighty".