77327716 has 6 divisors (see below), whose sum is σ = 135323510. Its totient is φ = 38663856.

The previous prime is 77327651. The next prime is 77327729. The reversal of 77327716 is 61772377.

It can be written as a sum of positive squares in only one way, i.e., 40068900 + 37258816 = 6330^2 + 6104^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9665961 + ... + 9665968.

Almost surely, 2^77327716 is an apocalyptic number.

It is an amenable number.

77327716 is a deficient number, since it is larger than the sum of its proper divisors (57995794).

77327716 is a wasteful number, since it uses less digits than its factorization.

77327716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19331933 (or 19331931 counting only the distinct ones).

The product of its digits is 86436, while the sum is 40.

The square root of 77327716 is about 8793.6179130094. The cubic root of 77327716 is about 426.0347859653.

The spelling of 77327716 in words is "seventy-seven million, three hundred twenty-seven thousand, seven hundred sixteen".