139027752 has 80 divisors (see below), whose sum is σ = 393375840. Its totient is φ = 45870624.

The previous prime is 139027703. The next prime is 139027771. The reversal of 139027752 is 257720931.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65703 + ... + 67785.

It is an arithmetic number, because the mean of its divisors is an integer number (4917198).

Almost surely, 2^139027752 is an apocalyptic number.

139027752 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 139027752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196687920).

139027752 is an abundant number, since it is smaller than the sum of its proper divisors (254348088).

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

139027752 is a wasteful number, since it uses less digits than its factorization.

139027752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204 (or 2191 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 139027752 is about 11791.0030107705. The cubic root of 139027752 is about 518.0446188267.

The spelling of 139027752 in words is "one hundred thirty-nine million, twenty-seven thousand, seven hundred fifty-two".