23536534 has 16 divisors (see below), whose sum is σ = 42722208. Its totient is φ = 9493632.

The previous prime is 23536511. The next prime is 23536537. The reversal of 23536534 is 43563532.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23536496 and 23536505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23536537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49209 + ... + 49684.

It is an arithmetic number, because the mean of its divisors is an integer number (2670138).

Almost surely, 2^23536534 is an apocalyptic number.

23536534 is a deficient number, since it is larger than the sum of its proper divisors (19185674).

23536534 is a wasteful number, since it uses less digits than its factorization.

23536534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98919.

The product of its digits is 32400, while the sum is 31.

The square root of 23536534 is about 4851.4465883899. The cubic root of 23536534 is about 286.5810720355.

The spelling of 23536534 in words is "twenty-three million, five hundred thirty-six thousand, five hundred thirty-four".