881097 has 8 divisors (see below), whose sum is σ = 1342656. Its totient is φ = 503472.

The previous prime is 881077. The next prime is 881099. The reversal of 881097 is 790188.

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

It is a de Polignac number, because none of the positive numbers 2^k-881097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (881099) 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 7 ways as a sum of consecutive naturals, for example, 20958 + ... + 20999.

It is an arithmetic number, because the mean of its divisors is an integer number (167832).

2⁸⁸¹⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

881097 is a deficient number, since it is larger than the sum of its proper divisors (461559).

881097 is a wasteful number, since it uses less digits than its factorization.

881097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41967.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 881097 is about 938.6676728214. The cubic root of 881097 is about 95.8682002094.

Subtracting from 881097 its reverse (790188), we obtain a palindrome (90909).

The spelling of 881097 in words is "eight hundred eighty-one thousand, ninety-seven".