23233530 has 32 divisors (see below), whose sum is σ = 55987200. Its totient is φ = 6170432.

The previous prime is 23233517. The next prime is 23233547. The reversal of 23233530 is 3533232.

It is a junction number, because it is equal to n+sod(n) for n = 23233497 and 23233506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6631 + ... + 9509.

It is an arithmetic number, because the mean of its divisors is an integer number (1749600).

Almost surely, 2^23233530 is an apocalyptic number.

23233530 is an abundant number, since it is smaller than the sum of its proper divisors (32753670).

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

23233530 is a wasteful number, since it uses less digits than its factorization.

23233530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158.

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 23233530 is about 4820.1172184917. The cubic root of 23233530 is about 285.3459633655.

Adding to 23233530 its reverse (3533232), we get a palindrome (26766762).

The spelling of 23233530 in words is "twenty-three million, two hundred thirty-three thousand, five hundred thirty".