9951560 has 16 divisors (see below), whose sum is σ = 22391100. Its totient is φ = 3980608.

The previous prime is 9951547. The next prime is 9951563. The reversal of 9951560 is 651599.

9951560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9947716 + 3844 = 3154^2 + 62^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9951560.

It is not an unprimeable number, because it can be changed into a prime (9951563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124355 + ... + 124434.

Almost surely, 2^9951560 is an apocalyptic number.

It is an amenable number.

9951560 is an abundant number, since it is smaller than the sum of its proper divisors (12439540).

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

9951560 is a wasteful number, since it uses less digits than its factorization.

9951560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248800 (or 248796 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 9951560 is about 3154.6093260497. The cubic root of 9951560 is about 215.0950364057.

The spelling of 9951560 in words is "nine million, nine hundred fifty-one thousand, five hundred sixty".