23855422 has 4 divisors (see below), whose sum is σ = 35783136. Its totient is φ = 11927710.

The previous prime is 23855407. The next prime is 23855423. The reversal of 23855422 is 22455832.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23855423) 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 as a sum of consecutive naturals, namely, 5963854 + ... + 5963857.

It is an arithmetic number, because the mean of its divisors is an integer number (8945784).

Almost surely, 2^23855422 is an apocalyptic number.

23855422 is a deficient number, since it is larger than the sum of its proper divisors (11927714).

23855422 is a wasteful number, since it uses less digits than its factorization.

23855422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11927713.

The product of its digits is 19200, while the sum is 31.

The square root of 23855422 is about 4884.2012653043. The cubic root of 23855422 is about 287.8695316327.

The spelling of 23855422 in words is "twenty-three million, eight hundred fifty-five thousand, four hundred twenty-two".