920179968 has 36 divisors (see below), whose sum is σ = 2449022688. Its totient is φ = 306726400.

The previous prime is 920179963. The next prime is 920179969. The reversal of 920179968 is 869971029.

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 920179968.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920179963) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 598308 + ... + 599843.

It is an arithmetic number, because the mean of its divisors is an integer number (68028408).

Almost surely, 2^920179968 is an apocalyptic number.

It is an amenable number.

920179968 is an abundant number, since it is smaller than the sum of its proper divisors (1528842720).

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

920179968 is a wasteful number, since it uses less digits than its factorization.

920179968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198170 (or 1198156 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 51.

The square root of 920179968 is about 30334.4683157625. The cubic root of 920179968 is about 972.6522405137.

The spelling of 920179968 in words is "nine hundred twenty million, one hundred seventy-nine thousand, nine hundred sixty-eight".