83768886 has 12 divisors (see below), whose sum is σ = 181499292. Its totient is φ = 27922956.

The previous prime is 83768879. The next prime is 83768897. The reversal of 83768886 is 68886738.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2326896 + ... + 2326931.

It is an arithmetic number, because the mean of its divisors is an integer number (15124941).

Almost surely, 2^83768886 is an apocalyptic number.

83768886 is an abundant number, since it is smaller than the sum of its proper divisors (97730406).

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

83768886 is a wasteful number, since it uses less digits than its factorization.

83768886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653835 (or 4653832 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The square root of 83768886 is about 9152.5344031039. The cubic root of 83768886 is about 437.5498910179.

The spelling of 83768886 in words is "eighty-three million, seven hundred sixty-eight thousand, eight hundred eighty-six".