77582082 has 24 divisors (see below), whose sum is σ = 162210384. Its totient is φ = 24735304.

The previous prime is 77582077. The next prime is 77582123. The reversal of 77582082 is 28028577.

It is a self number, because there is not a number n which added to its sum of digits gives 77582082.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9048 + ... + 15395.

It is an arithmetic number, because the mean of its divisors is an integer number (6758766).

Almost surely, 2^77582082 is an apocalyptic number.

77582082 is an abundant number, since it is smaller than the sum of its proper divisors (84628302).

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

77582082 is a wasteful number, since it uses less digits than its factorization.

77582082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24494 (or 24471 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 39.

The square root of 77582082 is about 8808.0691414180. The cubic root of 77582082 is about 426.5014153617.

The spelling of 77582082 in words is "seventy-seven million, five hundred eighty-two thousand, eighty-two".