77079066 has 32 divisors (see below), whose sum is σ = 161336448. Its totient is φ = 24523200.

The previous prime is 77079061. The next prime is 77079083. The reversal of 77079066 is 66097077.

It is not an unprimeable number, because it can be changed into a prime (77079061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8491 + ... + 15041.

It is an arithmetic number, because the mean of its divisors is an integer number (5041764).

Almost surely, 2^77079066 is an apocalyptic number.

77079066 is an abundant number, since it is smaller than the sum of its proper divisors (84257382).

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

77079066 is a wasteful number, since it uses less digits than its factorization.

77079066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6646.

The product of its (nonzero) digits is 111132, while the sum is 42.

The square root of 77079066 is about 8779.4684349339. The cubic root of 77079066 is about 425.5776523412.

The spelling of 77079066 in words is "seventy-seven million, seventy-nine thousand, sixty-six".