83664132 has 24 divisors (see below), whose sum is σ = 197892576. Its totient is φ = 27505728.

The previous prime is 83664131. The next prime is 83664137. The reversal of 83664132 is 23146638.

It is a junction number, because it is equal to n+sod(n) for n = 83664093 and 83664102.

It is not an unprimeable number, because it can be changed into a prime (83664131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46878 + ... + 48629.

It is an arithmetic number, because the mean of its divisors is an integer number (8245524).

Almost surely, 2^83664132 is an apocalyptic number.

It is an amenable number.

83664132 is an abundant number, since it is smaller than the sum of its proper divisors (114228444).

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

83664132 is a wasteful number, since it uses less digits than its factorization.

83664132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95587 (or 95585 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 83664132 is about 9146.8099357098. The cubic root of 83664132 is about 437.3674278045.

The spelling of 83664132 in words is "eighty-three million, six hundred sixty-four thousand, one hundred thirty-two".