139202316 has 72 divisors (see below), whose sum is σ = 389346048. Its totient is φ = 41580000.

The previous prime is 139202311. The next prime is 139202317. The reversal of 139202316 is 613202931.

It is a self number, because there is not a number n which added to its sum of digits gives 139202316.

It is not an unprimeable number, because it can be changed into a prime (139202311) 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, 25641 + ... + 30591.

It is an arithmetic number, because the mean of its divisors is an integer number (5407584).

Almost surely, 2^139202316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139202316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194673024).

139202316 is an abundant number, since it is smaller than the sum of its proper divisors (250143732).

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

139202316 is a wasteful number, since it uses less digits than its factorization.

139202316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043 (or 5038 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 139202316 is about 11798.4031122860. The cubic root of 139202316 is about 518.2613480216.

The spelling of 139202316 in words is "one hundred thirty-nine million, two hundred two thousand, three hundred sixteen".