1323916632 has 48 divisors (see below), whose sum is σ = 3596313240. Its totient is φ = 439987968.

The previous prime is 1323916621. The next prime is 1323916651. The reversal of 1323916632 is 2366193231.

It is a happy number.

1323916632 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 9 + 16 + 632 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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, 3018 + ... + 51545.

Almost surely, 2^1323916632 is an apocalyptic number.

1323916632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323916632 is an abundant number, since it is smaller than the sum of its proper divisors (2272396608).

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

1323916632 is a wasteful number, since it uses less digits than its factorization.

1323916632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54912 (or 54905 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 1323916632 is about 36385.6651993611. The cubic root of 1323916632 is about 1098.0451871079.

The spelling of 1323916632 in words is "one billion, three hundred twenty-three million, nine hundred sixteen thousand, six hundred thirty-two".