881822 has 4 divisors (see below), whose sum is σ = 1322736. Its totient is φ = 440910.

The previous prime is 881813. The next prime is 881833. The reversal of 881822 is 228188.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×881822² = 1555220079368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220454 + ... + 220457.

It is an arithmetic number, because the mean of its divisors is an integer number (330684).

2⁸⁸¹⁸²² is an apocalyptic number.

881822 is a deficient number, since it is larger than the sum of its proper divisors (440914).

881822 is a wasteful number, since it uses less digits than its factorization.

881822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440913.

The product of its digits is 2048, while the sum is 29.

The square root of 881822 is about 939.0537790776. The cubic root of 881822 is about 95.8944876632.

The spelling of 881822 in words is "eight hundred eighty-one thousand, eight hundred twenty-two".