9516881 has 16 divisors (see below), whose sum is σ = 10852800. Its totient is φ = 8268480.

The previous prime is 9516847. The next prime is 9516883. The reversal of 9516881 is 1886159.

It is not a de Polignac number, because 9516881 - 2⁶ = 9516817 is a prime.

It is a super-2 number, since 2×9516881² = 181142047936322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9516883) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 27095 + ... + 27443.

It is an arithmetic number, because the mean of its divisors is an integer number (678300).

Almost surely, 2^9516881 is an apocalyptic number.

It is an amenable number.

9516881 is a deficient number, since it is larger than the sum of its proper divisors (1335919).

9516881 is a wasteful number, since it uses less digits than its factorization.

9516881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464.

The product of its digits is 17280, while the sum is 38.

The square root of 9516881 is about 3084.9442458495. The cubic root of 9516881 is about 211.9165522411.

The spelling of 9516881 in words is "nine million, five hundred sixteen thousand, eight hundred eighty-one".