139674446 has 8 divisors (see below), whose sum is σ = 218620944. Its totient is φ = 66800800.

The previous prime is 139674443. The next prime is 139674463. The reversal of 139674446 is 644476931.

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

It is a junction number, because it is equal to n+sod(n) for n = 139674397 and 139674406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139674443) 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, 1518155 + ... + 1518246.

It is an arithmetic number, because the mean of its divisors is an integer number (27327618).

Almost surely, 2^139674446 is an apocalyptic number.

139674446 is a deficient number, since it is larger than the sum of its proper divisors (78946498).

139674446 is a wasteful number, since it uses less digits than its factorization.

139674446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036426.

The product of its digits is 435456, while the sum is 44.

The square root of 139674446 is about 11818.3943917945. The cubic root of 139674446 is about 518.8466127503.

The spelling of 139674446 in words is "one hundred thirty-nine million, six hundred seventy-four thousand, four hundred forty-six".