113822 has 4 divisors (see below), whose sum is σ = 170736. Its totient is φ = 56910.

The previous prime is 113819. The next prime is 113837. The reversal of 113822 is 228311.

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 113822.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28454 + ... + 28457.

It is an arithmetic number, because the mean of its divisors is an integer number (42684).

2¹¹³⁸²² is an apocalyptic number.

113822 is a deficient number, since it is larger than the sum of its proper divisors (56914).

113822 is an equidigital number, since it uses as much as digits as its factorization.

113822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56913.

The product of its digits is 96, while the sum is 17.

The square root of 113822 is about 337.3751620970. The cubic root of 113822 is about 48.4628262283.

The spelling of 113822 in words is "one hundred thirteen thousand, eight hundred twenty-two".