139674572 has 12 divisors (see below), whose sum is σ = 244513920. Its totient is φ = 69813456.

The previous prime is 139674571. The next prime is 139674583. The reversal of 139674572 is 275476931.

It is not an unprimeable number, because it can be changed into a prime (139674571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17429 + ... + 24147.

It is an arithmetic number, because the mean of its divisors is an integer number (20376160).

Almost surely, 2^139674572 is an apocalyptic number.

It is an amenable number.

139674572 is a deficient number, since it is larger than the sum of its proper divisors (104839348).

139674572 is a wasteful number, since it uses less digits than its factorization.

139674572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11920 (or 11918 counting only the distinct ones).

The product of its digits is 317520, while the sum is 44.

The square root of 139674572 is about 11818.3997224667. The cubic root of 139674572 is about 518.8467687670.

The spelling of 139674572 in words is "one hundred thirty-nine million, six hundred seventy-four thousand, five hundred seventy-two".