139346994 has 32 divisors (see below), whose sum is σ = 298840320. Its totient is φ = 43160832.

The previous prime is 139346989. The next prime is 139347023. The reversal of 139346994 is 499643931.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589 + ... + 16704.

It is an arithmetic number, because the mean of its divisors is an integer number (9338760).

Almost surely, 2^139346994 is an apocalyptic number.

139346994 is an abundant number, since it is smaller than the sum of its proper divisors (159493326).

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

139346994 is a wasteful number, since it uses less digits than its factorization.

139346994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17394.

The product of its digits is 629856, while the sum is 48.

The square root of 139346994 is about 11804.5327734731. The cubic root of 139346994 is about 518.4408351058.

The spelling of 139346994 in words is "one hundred thirty-nine million, three hundred forty-six thousand, nine hundred ninety-four".