76775990 has 8 divisors (see below), whose sum is σ = 138196800. Its totient is φ = 30710392.

The previous prime is 76775989. The next prime is 76776013. The reversal of 76775990 is 9957767.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3838790 + ... + 3838809.

It is an arithmetic number, because the mean of its divisors is an integer number (17274600).

Almost surely, 2^76775990 is an apocalyptic number.

76775990 is a deficient number, since it is larger than the sum of its proper divisors (61420810).

76775990 is a wasteful number, since it uses less digits than its factorization.

76775990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7677606.

The product of its (nonzero) digits is 833490, while the sum is 50.

The square root of 76775990 is about 8762.1909360616. The cubic root of 76775990 is about 425.0191271668.

The spelling of 76775990 in words is "seventy-six million, seven hundred seventy-five thousand, nine hundred ninety".