23535243 has 12 divisors (see below), whose sum is σ = 35784840. Its totient is φ = 14864256.

The previous prime is 23535241. The next prime is 23535247. The reversal of 23535243 is 34253532.

It is not a de Polignac number, because 23535243 - 2¹ = 23535241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23535241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68646 + ... + 68987.

It is an arithmetic number, because the mean of its divisors is an integer number (2982070).

Almost surely, 2^23535243 is an apocalyptic number.

23535243 is a deficient number, since it is larger than the sum of its proper divisors (12249597).

23535243 is a wasteful number, since it uses less digits than its factorization.

23535243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137658 (or 137655 counting only the distinct ones).

The product of its digits is 10800, while the sum is 27.

The square root of 23535243 is about 4851.3135334670. The cubic root of 23535243 is about 286.5758321967.

Adding to 23535243 its reverse (34253532), we get a palindrome (57788775).

The spelling of 23535243 in words is "twenty-three million, five hundred thirty-five thousand, two hundred forty-three".