283213132 has 24 divisors (see below), whose sum is σ = 534685536. Its totient is φ = 130760448.

The previous prime is 283213127. The next prime is 283213141. The reversal of 283213132 is 231312382.

283213132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 283213097 and 283213106.

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, 35688 + ... + 42895.

It is an arithmetic number, because the mean of its divisors is an integer number (22278564).

Almost surely, 2^283213132 is an apocalyptic number.

It is an amenable number.

283213132 is a deficient number, since it is larger than the sum of its proper divisors (251472404).

283213132 is a wasteful number, since it uses less digits than its factorization.

283213132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78657 (or 78655 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 283213132 is about 16828.9373401888. The cubic root of 283213132 is about 656.7062187977.

The spelling of 283213132 in words is "two hundred eighty-three million, two hundred thirteen thousand, one hundred thirty-two".