139106296 has 72 divisors (see below), whose sum is σ = 320542920. Its totient is φ = 56421792.

The previous prime is 139106287. The next prime is 139106299. The reversal of 139106296 is 692601931.

139106296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139106299) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 141021 + ... + 142003.

It is an arithmetic number, because the mean of its divisors is an integer number (4451985).

Almost surely, 2^139106296 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 139106296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160271460).

139106296 is an abundant number, since it is smaller than the sum of its proper divisors (181436624).

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

139106296 is a wasteful number, since it uses less digits than its factorization.

139106296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 139106296 is about 11794.3332155743. Note that the first 3 decimals coincide. The cubic root of 139106296 is about 518.1421572338.

The spelling of 139106296 in words is "one hundred thirty-nine million, one hundred six thousand, two hundred ninety-six".