9890560 has 36 divisors (see below), whose sum is σ = 23694048. Its totient is φ = 3955712.

The previous prime is 9890527. The next prime is 9890579. The reversal of 9890560 is 650989.

It is a super-2 number, since 2×9890560² = 195646354227200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2584 + ... + 5143.

It is an arithmetic number, because the mean of its divisors is an integer number (658168).

Almost surely, 2^9890560 is an apocalyptic number.

It is an amenable number.

9890560 is an abundant number, since it is smaller than the sum of its proper divisors (13803488).

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

9890560 is an equidigital number, since it uses as much as digits as its factorization.

9890560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7748 (or 7734 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 9890560 is about 3144.9260722631. The cubic root of 9890560 is about 214.6546465671.

The spelling of 9890560 in words is "nine million, eight hundred ninety thousand, five hundred sixty".