23006236 has 24 divisors (see below), whose sum is σ = 46506096. Its totient is φ = 9841920.

The previous prime is 23006231. The next prime is 23006237. The reversal of 23006236 is 63260032.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23006231) 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, 14631 + ... + 16126.

It is an arithmetic number, because the mean of its divisors is an integer number (1937754).

Almost surely, 2^23006236 is an apocalyptic number.

It is an amenable number.

23006236 is an abundant number, since it is smaller than the sum of its proper divisors (23499860).

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

23006236 is a wasteful number, since it uses less digits than its factorization.

23006236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30789 (or 30787 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 23006236 is about 4796.4816271930. The cubic root of 23006236 is about 284.4123976257.

Adding to 23006236 its reverse (63260032), we get a palindrome (86266268).

The spelling of 23006236 in words is "twenty-three million, six thousand, two hundred thirty-six".