23384436 has 12 divisors (see below), whose sum is σ = 54563712. Its totient is φ = 7794808.

The previous prime is 23384423. The next prime is 23384437. The reversal of 23384436 is 63448332.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 23384397 and 23384406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23384437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974340 + ... + 974363.

It is an arithmetic number, because the mean of its divisors is an integer number (4546976).

Almost surely, 2^23384436 is an apocalyptic number.

It is an amenable number.

23384436 is an abundant number, since it is smaller than the sum of its proper divisors (31179276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23384436 is a wasteful number, since it uses less digits than its factorization.

23384436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948710 (or 1948708 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 23384436 is about 4835.7456508795. The cubic root of 23384436 is about 285.9624219133.

The spelling of 23384436 in words is "twenty-three million, three hundred eighty-four thousand, four hundred thirty-six".