77113822 has 8 divisors (see below), whose sum is σ = 115708176. Its totient is φ = 38544432.

The previous prime is 77113811. The next prime is 77113823. The reversal of 77113822 is 22831177.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77113823) 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, 7818 + ... + 14674.

It is an arithmetic number, because the mean of its divisors is an integer number (14463522).

Almost surely, 2^77113822 is an apocalyptic number.

77113822 is a deficient number, since it is larger than the sum of its proper divisors (38594354).

77113822 is a wasteful number, since it uses less digits than its factorization.

77113822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12482.

The product of its digits is 4704, while the sum is 31.

The square root of 77113822 is about 8781.4476027589. The cubic root of 77113822 is about 425.6416089813.

Adding to 77113822 its reverse (22831177), we get a palindrome (99944999).

The spelling of 77113822 in words is "seventy-seven million, one hundred thirteen thousand, eight hundred twenty-two".