77213714 has 16 divisors (see below), whose sum is σ = 121817088. Its totient is φ = 36634752.

The previous prime is 77213693. The next prime is 77213723. The reversal of 77213714 is 41731277.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767 + ... + 12450.

It is an arithmetic number, because the mean of its divisors is an integer number (7613568).

Almost surely, 2^77213714 is an apocalyptic number.

77213714 is a deficient number, since it is larger than the sum of its proper divisors (44603374).

77213714 is a wasteful number, since it uses less digits than its factorization.

77213714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13369.

The product of its digits is 8232, while the sum is 32.

The square root of 77213714 is about 8787.1334347442. The cubic root of 77213714 is about 425.8253194350.

The spelling of 77213714 in words is "seventy-seven million, two hundred thirteen thousand, seven hundred fourteen".