23445243 has 24 divisors (see below), whose sum is σ = 35006400. Its totient is φ = 15112944.

The previous prime is 23445229. The next prime is 23445251. The reversal of 23445243 is 34254432.

It is not a de Polignac number, because 23445243 - 2⁶ = 23445179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23445263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35248 + ... + 35906.

It is an arithmetic number, because the mean of its divisors is an integer number (1458600).

Almost surely, 2^23445243 is an apocalyptic number.

23445243 is a deficient number, since it is larger than the sum of its proper divisors (11561157).

23445243 is a wasteful number, since it uses less digits than its factorization.

23445243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 788 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 23445243 is about 4842.0288103232. The cubic root of 23445243 is about 286.2100719147.

Adding to 23445243 its reverse (34254432), we get a palindrome (57699675).

The spelling of 23445243 in words is "twenty-three million, four hundred forty-five thousand, two hundred forty-three".