23605212 has 12 divisors (see below), whose sum is σ = 55078856. Its totient is φ = 7868400.

The previous prime is 23605189. The next prime is 23605213. The reversal of 23605212 is 21250632.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23605213) 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, 983539 + ... + 983562.

Almost surely, 2^23605212 is an apocalyptic number.

It is an amenable number.

23605212 is an abundant number, since it is smaller than the sum of its proper divisors (31473644).

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

23605212 is a wasteful number, since it uses less digits than its factorization.

23605212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967108 (or 1967106 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 23605212 is about 4858.5195275927. The cubic root of 23605212 is about 286.8595426950.

Adding to 23605212 its reverse (21250632), we get a palindrome (44855844).

The spelling of 23605212 in words is "twenty-three million, six hundred five thousand, two hundred twelve".