139275698 has 8 divisors (see below), whose sum is σ = 209101980. Its totient is φ = 69575040.

The previous prime is 139275691. The next prime is 139275701. The reversal of 139275698 is 896572931.

It can be written as a sum of positive squares in 2 ways, for example, as 137992009 + 1283689 = 11747^2 + 1133^2 .

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

It is not an unprimeable number, because it can be changed into a prime (139275691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28583 + ... + 33098.

Almost surely, 2^139275698 is an apocalyptic number.

139275698 is a deficient number, since it is larger than the sum of its proper divisors (69826282).

139275698 is a wasteful number, since it uses less digits than its factorization.

139275698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62812.

The product of its digits is 816480, while the sum is 50.

The square root of 139275698 is about 11801.5125301802. The cubic root of 139275698 is about 518.3524010406.

The spelling of 139275698 in words is "one hundred thirty-nine million, two hundred seventy-five thousand, six hundred ninety-eight".