76834188 has 18 divisors (see below), whose sum is σ = 194219844. Its totient is φ = 25611384.

The previous prime is 76834187. The next prime is 76834267. The reversal of 76834188 is 88143867.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (76834181) 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, 1067106 + ... + 1067177.

Almost surely, 2^76834188 is an apocalyptic number.

It is an amenable number.

76834188 is an abundant number, since it is smaller than the sum of its proper divisors (117385656).

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

76834188 is a wasteful number, since it uses less digits than its factorization.

76834188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134293 (or 2134288 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 76834188 is about 8765.5112800110. The cubic root of 76834188 is about 425.1264915300.

The spelling of 76834188 in words is "seventy-six million, eight hundred thirty-four thousand, one hundred eighty-eight".