768366 has 56 divisors (see below), whose sum is σ = 1888704. Its totient is φ = 233280.

The previous prime is 768359. The next prime is 768371. The reversal of 768366 is 663867.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 768366.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 24771 + ... + 24801.

2⁷⁶⁸³⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 768366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (944352).

768366 is an abundant number, since it is smaller than the sum of its proper divisors (1120338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

768366 is a wasteful number, since it uses less digits than its factorization.

768366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68 (or 53 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 768366 is about 876.5648863604. The cubic root of 768366 is about 91.5916845041.

The spelling of 768366 in words is "seven hundred sixty-eight thousand, three hundred sixty-six".