139082936 has 8 divisors (see below), whose sum is σ = 260780520. Its totient is φ = 69541464.

The previous prime is 139082903. The next prime is 139082939. The reversal of 139082936 is 639280931.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 139082893 and 139082902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139082939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8692676 + ... + 8692691.

It is an arithmetic number, because the mean of its divisors is an integer number (32597565).

Almost surely, 2^139082936 is an apocalyptic number.

It is an amenable number.

139082936 is a deficient number, since it is larger than the sum of its proper divisors (121697584).

139082936 is a wasteful number, since it uses less digits than its factorization.

139082936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17385373 (or 17385369 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 139082936 is about 11793.3428679065. The cubic root of 139082936 is about 518.1131518887.

The spelling of 139082936 in words is "one hundred thirty-nine million, eighty-two thousand, nine hundred thirty-six".