23343545 has 16 divisors (see below), whose sum is σ = 28531008. Its totient is φ = 18333120.

The previous prime is 23343517. The next prime is 23343547. The reversal of 23343545 is 54534332.

It is not a de Polignac number, because 23343545 - 2¹⁰ = 23342521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23343547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102722 + ... + 102948.

It is an arithmetic number, because the mean of its divisors is an integer number (1783188).

Almost surely, 2^23343545 is an apocalyptic number.

It is an amenable number.

23343545 is a deficient number, since it is larger than the sum of its proper divisors (5187463).

23343545 is a wasteful number, since it uses less digits than its factorization.

23343545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520.

The product of its digits is 21600, while the sum is 29.

The square root of 23343545 is about 4831.5158076943. The cubic root of 23343545 is about 285.7956427243.

Adding to 23343545 its reverse (54534332), we get a palindrome (77877877).

The spelling of 23343545 in words is "twenty-three million, three hundred forty-three thousand, five hundred forty-five".