139462448 has 20 divisors (see below), whose sum is σ = 272690880. Its totient is φ = 69090624.

The previous prime is 139462417. The next prime is 139462481. The reversal of 139462448 is 844264931.

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, 38240 + ... + 41727.

It is an arithmetic number, because the mean of its divisors is an integer number (13634544).

Almost surely, 2^139462448 is an apocalyptic number.

It is an amenable number.

139462448 is a deficient number, since it is larger than the sum of its proper divisors (133228432).

139462448 is a wasteful number, since it uses less digits than its factorization.

139462448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80084 (or 80078 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 139462448 is about 11809.4220010973. The cubic root of 139462448 is about 518.5839778775.

The spelling of 139462448 in words is "one hundred thirty-nine million, four hundred sixty-two thousand, four hundred forty-eight".