77327986 has 8 divisors (see below), whose sum is σ = 122096880. Its totient is φ = 36629028.

The previous prime is 77327977. The next prime is 77328037. The reversal of 77327986 is 68972377.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017436 + ... + 1017511.

It is an arithmetic number, because the mean of its divisors is an integer number (15262110).

Almost surely, 2^77327986 is an apocalyptic number.

77327986 is a deficient number, since it is larger than the sum of its proper divisors (44768894).

77327986 is a wasteful number, since it uses less digits than its factorization.

77327986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034968.

The product of its digits is 889056, while the sum is 49.

The square root of 77327986 is about 8793.6332650390. The cubic root of 77327986 is about 426.0352818171.

The spelling of 77327986 in words is "seventy-seven million, three hundred twenty-seven thousand, nine hundred eighty-six".