772168 has 16 divisors (see below), whose sum is σ = 1457280. Its totient is φ = 383568.

The previous prime is 772159. The next prime is 772169. The reversal of 772168 is 861277.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (772169) 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, 1921 + ... + 2287.

It is an arithmetic number, because the mean of its divisors is an integer number (91080).

2⁷⁷²¹⁶⁸ is an apocalyptic number.

It is an amenable number.

772168 is a deficient number, since it is larger than the sum of its proper divisors (685112).

772168 is a wasteful number, since it uses less digits than its factorization.

772168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636 (or 632 counting only the distinct ones).

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

The square root of 772168 is about 878.7309030642. The cubic root of 772168 is about 91.7425061999.

The spelling of 772168 in words is "seven hundred seventy-two thousand, one hundred sixty-eight".