9797880 has 32 divisors (see below), whose sum is σ = 29394000. Its totient is φ = 2612736.

The previous prime is 9797869. The next prime is 9797903. The reversal of 9797880 is 887979.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40705 + ... + 40944.

Almost surely, 2^9797880 is an apocalyptic number.

It is an amenable number.

9797880 is an abundant number, since it is smaller than the sum of its proper divisors (19596120).

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

9797880 is a wasteful number, since it uses less digits than its factorization.

9797880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81663 (or 81659 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 48.

The square root of 9797880 is about 3130.1565456060. The cubic root of 9797880 is about 213.9820638882.

The spelling of 9797880 in words is "nine million, seven hundred ninety-seven thousand, eight hundred eighty".