77934166 has 8 divisors (see below), whose sum is σ = 121983984. Its totient is φ = 37272840.

The previous prime is 77934163. The next prime is 77934169. The reversal of 77934166 is 66143977.

It is an interprime number because it is at equal distance from previous prime (77934163) and next prime (77934169).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77934161) 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 in 3 ways as a sum of consecutive naturals, for example, 847065 + ... + 847156.

It is an arithmetic number, because the mean of its divisors is an integer number (15247998).

Almost surely, 2^77934166 is an apocalyptic number.

77934166 is a deficient number, since it is larger than the sum of its proper divisors (44049818).

77934166 is a wasteful number, since it uses less digits than its factorization.

77934166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694246.

The product of its digits is 190512, while the sum is 43.

The square root of 77934166 is about 8828.0329632371. The cubic root of 77934166 is about 427.1456265517.

The spelling of 77934166 in words is "seventy-seven million, nine hundred thirty-four thousand, one hundred sixty-six".