8797920 has 48 divisors (see below), whose sum is σ = 27714960. Its totient is φ = 2345984.

The previous prime is 8797909. The next prime is 8797939. The reversal of 8797920 is 297978.

8797920 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8685 + ... + 9644.

It is an arithmetic number, because the mean of its divisors is an integer number (577395).

Almost surely, 2^8797920 is an apocalyptic number.

8797920 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8797920 is an abundant number, since it is smaller than the sum of its proper divisors (18917040).

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

8797920 is a wasteful number, since it uses less digits than its factorization.

8797920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18347 (or 18339 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 8797920 is about 2966.1287901910. The cubic root of 8797920 is about 206.4397555774.

The spelling of 8797920 in words is "eight million, seven hundred ninety-seven thousand, nine hundred twenty".