23394528 has 48 divisors (see below), whose sum is σ = 68236560. Its totient is φ = 7797888.

The previous prime is 23394521. The next prime is 23394541. The reversal of 23394528 is 82549332.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 23394492 and 23394501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23394521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12675 + ... + 14402.

It is an arithmetic number, because the mean of its divisors is an integer number (1421595).

Almost surely, 2^23394528 is an apocalyptic number.

It is an amenable number.

23394528 is an abundant number, since it is smaller than the sum of its proper divisors (44842032).

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

23394528 is a wasteful number, since it uses less digits than its factorization.

23394528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27096 (or 27082 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 23394528 is about 4836.7890175198. The cubic root of 23394528 is about 286.0035535118.

The spelling of 23394528 in words is "twenty-three million, three hundred ninety-four thousand, five hundred twenty-eight".