23454535 has 16 divisors (see below), whose sum is σ = 30731904. Its totient is φ = 17079552.

The previous prime is 23454527. The next prime is 23454539. The reversal of 23454535 is 53545432.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23454535 - 2³ = 23454527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23454497 and 23454506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23454539) 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, 2274 + ... + 7216.

It is an arithmetic number, because the mean of its divisors is an integer number (1920744).

Almost surely, 2^23454535 is an apocalyptic number.

23454535 is a deficient number, since it is larger than the sum of its proper divisors (7277369).

23454535 is a wasteful number, since it uses less digits than its factorization.

23454535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034.

The product of its digits is 36000, while the sum is 31.

The square root of 23454535 is about 4842.9882304214. The cubic root of 23454535 is about 286.2478779169.

Adding to 23454535 its reverse (53545432), we get a palindrome (76999967).

The spelling of 23454535 in words is "twenty-three million, four hundred fifty-four thousand, five hundred thirty-five".