139704298 has 8 divisors (see below), whose sum is σ = 209732292. Its totient is φ = 69793536.

The previous prime is 139704289. The next prime is 139704349. The reversal of 139704298 is 892407931.

139704298 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 121154049 + 18550249 = 11007^2 + 4307^2 .

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

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, 26265 + ... + 31132.

Almost surely, 2^139704298 is an apocalyptic number.

139704298 is a deficient number, since it is larger than the sum of its proper divisors (70027994).

139704298 is a wasteful number, since it uses less digits than its factorization.

139704298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58616.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 139704298 is about 11819.6572708349. The cubic root of 139704298 is about 518.8835737125.

The spelling of 139704298 in words is "one hundred thirty-nine million, seven hundred four thousand, two hundred ninety-eight".