139433346 has 32 divisors (see below), whose sum is σ = 333688320. Its totient is φ = 42902352.

The previous prime is 139433321. The next prime is 139433351. The reversal of 139433346 is 643334931.

It is a self number, because there is not a number n which added to its sum of digits gives 139433346.

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, 98610 + ... + 100013.

It is an arithmetic number, because the mean of its divisors is an integer number (10427760).

Almost surely, 2^139433346 is an apocalyptic number.

139433346 is an abundant number, since it is smaller than the sum of its proper divisors (194254974).

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

139433346 is a wasteful number, since it uses less digits than its factorization.

139433346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198647 (or 198641 counting only the distinct ones).

The product of its digits is 69984, while the sum is 36.

The square root of 139433346 is about 11808.1897850602. The cubic root of 139433346 is about 518.5479039354.

The spelling of 139433346 in words is "one hundred thirty-nine million, four hundred thirty-three thousand, three hundred forty-six".