82669164 has 24 divisors (see below), whose sum is σ = 204241968. Its totient is φ = 25935360.

The previous prime is 82669159. The next prime is 82669183. The reversal of 82669164 is 46196628.

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, 202417 + ... + 202824.

It is an arithmetic number, because the mean of its divisors is an integer number (8510082).

Almost surely, 2^82669164 is an apocalyptic number.

It is an amenable number.

82669164 is an abundant number, since it is smaller than the sum of its proper divisors (121572804).

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

82669164 is a wasteful number, since it uses less digits than its factorization.

82669164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405265 (or 405263 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 82669164 is about 9092.2584653099. The cubic root of 82669164 is about 435.6267250984.

The spelling of 82669164 in words is "eighty-two million, six hundred sixty-nine thousand, one hundred sixty-four".