23212036 has 12 divisors (see below), whose sum is σ = 40661712. Its totient is φ = 11594408.

The previous prime is 23212009. The next prime is 23212051. The reversal of 23212036 is 63021232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2871 + ... + 7393.

It is an arithmetic number, because the mean of its divisors is an integer number (3388476).

Almost surely, 2^23212036 is an apocalyptic number.

It is an amenable number.

23212036 is a deficient number, since it is larger than the sum of its proper divisors (17449676).

23212036 is a wasteful number, since it uses less digits than its factorization.

23212036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5810 (or 5808 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23212036 is about 4817.8870887558. The cubic root of 23212036 is about 285.2579423251.

Adding to 23212036 its reverse (63021232), we get a palindrome (86233268).

The spelling of 23212036 in words is "twenty-three million, two hundred twelve thousand, thirty-six".