139003752 has 64 divisors (see below), whose sum is σ = 363202560. Its totient is φ = 44280000.

The previous prime is 139003717. The next prime is 139003763. The reversal of 139003752 is 257300931.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60627 + ... + 62877.

It is an arithmetic number, because the mean of its divisors is an integer number (5675040).

Almost surely, 2^139003752 is an apocalyptic number.

139003752 is a gapful number since it is divisible by the number (12) 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 139003752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181601280).

139003752 is an abundant number, since it is smaller than the sum of its proper divisors (224198808).

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

139003752 is a wasteful number, since it uses less digits than its factorization.

139003752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2374 (or 2370 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 139003752 is about 11789.9852417210. The cubic root of 139003752 is about 518.0148075452.

The spelling of 139003752 in words is "one hundred thirty-nine million, three thousand, seven hundred fifty-two".