23813822 has 4 divisors (see below), whose sum is σ = 35720736. Its totient is φ = 11906910.

The previous prime is 23813807. The next prime is 23813831. The reversal of 23813822 is 22831832.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5953454 + ... + 5953457.

It is an arithmetic number, because the mean of its divisors is an integer number (8930184).

Almost surely, 2^23813822 is an apocalyptic number.

23813822 is a deficient number, since it is larger than the sum of its proper divisors (11906914).

23813822 is a wasteful number, since it uses less digits than its factorization.

23813822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11906913.

The product of its digits is 4608, while the sum is 29.

The square root of 23813822 is about 4879.9407783292. The cubic root of 23813822 is about 287.7021016272.

The spelling of 23813822 in words is "twenty-three million, eight hundred thirteen thousand, eight hundred twenty-two".