1399825832 has 48 divisors (see below), whose sum is σ = 2878235520. Its totient is φ = 637459200.

The previous prime is 1399825829. The next prime is 1399825837. The reversal of 1399825832 is 2385289931.

It is not an unprimeable number, because it can be changed into a prime (1399825837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61907 + ... + 81437.

It is an arithmetic number, because the mean of its divisors is an integer number (59963240).

Almost surely, 2^1399825832 is an apocalyptic number.

It is an amenable number.

1399825832 is an abundant number, since it is smaller than the sum of its proper divisors (1478409688).

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

1399825832 is a wasteful number, since it uses less digits than its factorization.

1399825832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19602 (or 19581 counting only the distinct ones).

The product of its digits is 933120, while the sum is 50.

The square root of 1399825832 is about 37414.2463775498. The cubic root of 1399825832 is about 1118.6425497252.

The spelling of 1399825832 in words is "one billion, three hundred ninety-nine million, eight hundred twenty-five thousand, eight hundred thirty-two".