823133132 has 24 divisors (see below), whose sum is σ = 1538729136. Its totient is φ = 383925248.

The previous prime is 823133107. The next prime is 823133209. The reversal of 823133132 is 231331328.

It is a super-2 number, since 2×823133132² = 1355096305992258848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45878 + ... + 61245.

It is an arithmetic number, because the mean of its divisors is an integer number (64113714).

Almost surely, 2^823133132 is an apocalyptic number.

It is an amenable number.

823133132 is a deficient number, since it is larger than the sum of its proper divisors (715596004).

823133132 is a wasteful number, since it uses less digits than its factorization.

823133132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107257 (or 107255 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

The square root of 823133132 is about 28690.2968266276. The cubic root of 823133132 is about 937.1807532133.

The spelling of 823133132 in words is "eight hundred twenty-three million, one hundred thirty-three thousand, one hundred thirty-two".