77895882 has 12 divisors (see below), whose sum is σ = 168774450. Its totient is φ = 25965288.

The previous prime is 77895847. The next prime is 77895889. The reversal of 77895882 is 28859877.

It can be written as a sum of positive squares in only one way, i.e., 73770921 + 4124961 = 8589^2 + 2031^2 .

It is not an unprimeable number, because it can be changed into a prime (77895889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2163757 + ... + 2163792.

Almost surely, 2^77895882 is an apocalyptic number.

77895882 is an abundant number, since it is smaller than the sum of its proper divisors (90878568).

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

77895882 is a wasteful number, since it uses less digits than its factorization.

77895882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4327557 (or 4327554 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 54.

The square root of 77895882 is about 8825.8643769322. The cubic root of 77895882 is about 427.0756721169.

The spelling of 77895882 in words is "seventy-seven million, eight hundred ninety-five thousand, eight hundred eighty-two".