23645422 has 4 divisors (see below), whose sum is σ = 35468136. Its totient is φ = 11822710.

The previous prime is 23645417. The next prime is 23645441. The reversal of 23645422 is 22454632.

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

It is a plaindrome in base 16.

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, 5911354 + ... + 5911357.

It is an arithmetic number, because the mean of its divisors is an integer number (8867034).

Almost surely, 2^23645422 is an apocalyptic number.

23645422 is a deficient number, since it is larger than the sum of its proper divisors (11822714).

23645422 is a wasteful number, since it uses less digits than its factorization.

23645422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11822713.

The product of its digits is 11520, while the sum is 28.

The square root of 23645422 is about 4862.6558586846. The cubic root of 23645422 is about 287.0223327165.

The spelling of 23645422 in words is "twenty-three million, six hundred forty-five thousand, four hundred twenty-two".