82057692 has 12 divisors (see below), whose sum is σ = 191467976. Its totient is φ = 27352560.

The previous prime is 82057607. The next prime is 82057711. The reversal of 82057692 is 29675028.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 82057692.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3419059 + ... + 3419082.

Almost surely, 2^82057692 is an apocalyptic number.

It is an amenable number.

82057692 is an abundant number, since it is smaller than the sum of its proper divisors (109410284).

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

82057692 is a wasteful number, since it uses less digits than its factorization.

82057692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6838148 (or 6838146 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 82057692 is about 9058.5700858358. The cubic root of 82057692 is about 434.5500116127.

The spelling of 82057692 in words is "eighty-two million, fifty-seven thousand, six hundred ninety-two".