23423212 has 24 divisors (see below), whose sum is σ = 43560720. Its totient is φ = 10982400.

The previous prime is 23423209. The next prime is 23423221. The reversal of 23423212 is 21232432.

It is a self number, because there is not a number n which added to its sum of digits gives 23423212.

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 7 ways as a sum of consecutive naturals, for example, 26839 + ... + 27697.

It is an arithmetic number, because the mean of its divisors is an integer number (1815030).

Almost surely, 2^23423212 is an apocalyptic number.

It is an amenable number.

23423212 is a deficient number, since it is larger than the sum of its proper divisors (20137508).

23423212 is a wasteful number, since it uses less digits than its factorization.

23423212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281 (or 1279 counting only the distinct ones).

The product of its digits is 576, while the sum is 19.

The square root of 23423212 is about 4839.7532994978. The cubic root of 23423212 is about 286.1203952986.

Adding to 23423212 its reverse (21232432), we get a palindrome (44655644).

The spelling of 23423212 in words is "twenty-three million, four hundred twenty-three thousand, two hundred twelve".