77983852 has 6 divisors (see below), whose sum is σ = 136471748. Its totient is φ = 38991924.

The previous prime is 77983849. The next prime is 77983853. The reversal of 77983852 is 25838977.

It is a junction number, because it is equal to n+sod(n) for n = 77983796 and 77983805.

It is not an unprimeable number, because it can be changed into a prime (77983853) by changing a digit.

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 as a sum of consecutive naturals, namely, 9747978 + ... + 9747985.

Almost surely, 2^77983852 is an apocalyptic number.

It is an amenable number.

77983852 is a deficient number, since it is larger than the sum of its proper divisors (58487896).

77983852 is a wasteful number, since it uses less digits than its factorization.

77983852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19495967 (or 19495965 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The square root of 77983852 is about 8830.8466185298. The cubic root of 77983852 is about 427.2363811381.

The spelling of 77983852 in words is "seventy-seven million, nine hundred eighty-three thousand, eight hundred fifty-two".