1339839632 has 20 divisors (see below), whose sum is σ = 2748642156. Its totient is φ = 630512640.

The previous prime is 1339839607. The next prime is 1339839637. The reversal of 1339839632 is 2369389331.

It can be written as a sum of positive squares in 2 ways, for example, as 1113156496 + 226683136 = 33364^2 + 15056^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1339839637) 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, 2462669 + ... + 2463212.

Almost surely, 2^1339839632 is an apocalyptic number.

It is an amenable number.

1339839632 is an abundant number, since it is smaller than the sum of its proper divisors (1408802524).

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

1339839632 is a wasteful number, since it uses less digits than its factorization.

1339839632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4925906 (or 4925900 counting only the distinct ones).

The product of its digits is 629856, while the sum is 47.

The square root of 1339839632 is about 36603.8199099493. The cubic root of 1339839632 is about 1102.4297892191.

The spelling of 1339839632 in words is "one billion, three hundred thirty-nine million, eight hundred thirty-nine thousand, six hundred thirty-two".