139736196 has 36 divisors (see below), whose sum is σ = 359891532. Its totient is φ = 45699264.

The previous prime is 139736183. The next prime is 139736221. The reversal of 139736196 is 691637931.

It can be written as a sum of positive squares in 2 ways, for example, as 84382596 + 55353600 = 9186^2 + 7440^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34711 + ... + 38526.

It is an arithmetic number, because the mean of its divisors is an integer number (9996987).

Almost surely, 2^139736196 is an apocalyptic number.

It is an amenable number.

139736196 is an abundant number, since it is smaller than the sum of its proper divisors (220155336).

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

139736196 is a wasteful number, since it uses less digits than its factorization.

139736196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73300 (or 73295 counting only the distinct ones).

The product of its digits is 183708, while the sum is 45.

The square root of 139736196 is about 11821.0065561271. The cubic root of 139736196 is about 518.9230620913.

The spelling of 139736196 in words is "one hundred thirty-nine million, seven hundred thirty-six thousand, one hundred ninety-six".