139225074 has 8 divisors (see below), whose sum is σ = 278450160. Its totient is φ = 46408356.

The previous prime is 139225069. The next prime is 139225081. The reversal of 139225074 is 470522931.

139225074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

139225074 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11602084 + ... + 11602095.

It is an arithmetic number, because the mean of its divisors is an integer number (34806270).

Almost surely, 2^139225074 is an apocalyptic number.

139225074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

139225074 is a wasteful number, since it uses less digits than its factorization.

139225074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23204184.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 139225074 is about 11799.3675254227. The cubic root of 139225074 is about 518.2895897669.

The spelling of 139225074 in words is "one hundred thirty-nine million, two hundred twenty-five thousand, seventy-four".