139733700 has 72 divisors (see below), whose sum is σ = 405599040. Its totient is φ = 37142400.

The previous prime is 139733681. The next prime is 139733707. The reversal of 139733700 is 7337931.

139733700 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (139733707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131170 + ... + 132230.

It is an arithmetic number, because the mean of its divisors is an integer number (5633320).

Almost surely, 2^139733700 is an apocalyptic number.

139733700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139733700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202799520).

139733700 is an abundant number, since it is smaller than the sum of its proper divisors (265865340).

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

139733700 is a wasteful number, since it uses less digits than its factorization.

139733700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517 (or 1510 counting only the distinct ones).

The product of its (nonzero) digits is 11907, while the sum is 33.

The square root of 139733700 is about 11820.9009808897. The cubic root of 139733700 is about 518.9199723652.

The spelling of 139733700 in words is "one hundred thirty-nine million, seven hundred thirty-three thousand, seven hundred".