77683882 has 8 divisors (see below), whose sum is σ = 116635716. Its totient is φ = 38805312.

The previous prime is 77683873. The next prime is 77683883. The reversal of 77683882 is 28838677.

77683882 is nontrivially palindromic in base 14.

It can be written as a sum of positive squares in 2 ways, for example, as 59459521 + 18224361 = 7711^2 + 4269^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (77683883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15583 + ... + 19954.

Almost surely, 2^77683882 is an apocalyptic number.

77683882 is a deficient number, since it is larger than the sum of its proper divisors (38951834).

77683882 is a wasteful number, since it uses less digits than its factorization.

77683882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36632.

The product of its digits is 903168, while the sum is 49.

The square root of 77683882 is about 8813.8460390456. The cubic root of 77683882 is about 426.6878796691.

The spelling of 77683882 in words is "seventy-seven million, six hundred eighty-three thousand, eight hundred eighty-two".