139262874 has 8 divisors (see below), whose sum is σ = 278525760. Its totient is φ = 46420956.

The previous prime is 139262867. The next prime is 139262887. The reversal of 139262874 is 478262931.

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

139262874 is an admirable 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, 11605234 + ... + 11605245.

It is an arithmetic number, because the mean of its divisors is an integer number (34815720).

Almost surely, 2^139262874 is an apocalyptic number.

139262874 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.

139262874 is a wasteful number, since it uses less digits than its factorization.

139262874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23210484.

The product of its digits is 145152, while the sum is 42.

The square root of 139262874 is about 11800.9691974854. The cubic root of 139262874 is about 518.3364912173.

The spelling of 139262874 in words is "one hundred thirty-nine million, two hundred sixty-two thousand, eight hundred seventy-four".