83669012 has 24 divisors (see below), whose sum is σ = 167853504. Its totient is φ = 35747712.

The previous prime is 83668993. The next prime is 83669077. The reversal of 83669012 is 21096638.

It is a super-2 number, since 2×83669012² = 14001007138112288, which contains 22 as substring.

It is a congruent number.

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, 5003 + ... + 13869.

It is an arithmetic number, because the mean of its divisors is an integer number (6993896).

Almost surely, 2^83669012 is an apocalyptic number.

It is an amenable number.

83669012 is an abundant number, since it is smaller than the sum of its proper divisors (84184492).

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

83669012 is a wasteful number, since it uses less digits than its factorization.

83669012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9215 (or 9213 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 83669012 is about 9147.0766914900. The cubic root of 83669012 is about 437.3759312954.

The spelling of 83669012 in words is "eighty-three million, six hundred sixty-nine thousand, twelve".