77967196 has 12 divisors (see below), whose sum is σ = 141147720. Its totient is φ = 37639280.

The previous prime is 77967193. The next prime is 77967223. The reversal of 77967196 is 69176977.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77967191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335950 + ... + 336181.

It is an arithmetic number, because the mean of its divisors is an integer number (11762310).

Almost surely, 2^77967196 is an apocalyptic number.

It is an amenable number.

77967196 is a deficient number, since it is larger than the sum of its proper divisors (63180524).

77967196 is a wasteful number, since it uses less digits than its factorization.

77967196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672164 (or 672162 counting only the distinct ones).

The product of its digits is 1000188, while the sum is 52.

The square root of 77967196 is about 8829.9035102316. The cubic root of 77967196 is about 427.2059622088.

The spelling of 77967196 in words is "seventy-seven million, nine hundred sixty-seven thousand, one hundred ninety-six".