9881255 has 8 divisors (see below), whose sum is σ = 11880432. Its totient is φ = 7889728.

The previous prime is 9881239. The next prime is 9881269. The reversal of 9881255 is 5521889.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9881255 - 2⁴ = 9881239 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484 + ... + 4686.

It is an arithmetic number, because the mean of its divisors is an integer number (1485054).

Almost surely, 2^9881255 is an apocalyptic number.

9881255 is a deficient number, since it is larger than the sum of its proper divisors (1999177).

9881255 is a wasteful number, since it uses less digits than its factorization.

9881255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3825.

The product of its digits is 28800, while the sum is 38.

The square root of 9881255 is about 3143.4463571055. The cubic root of 9881255 is about 214.5873100299.

The spelling of 9881255 in words is "nine million, eight hundred eighty-one thousand, two hundred fifty-five".