23016534 has 16 divisors (see below), whose sum is σ = 46092288. Its totient is φ = 7662312.

The previous prime is 23016533. The next prime is 23016541. The reversal of 23016534 is 43561032.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23016533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3819 + ... + 7785.

It is an arithmetic number, because the mean of its divisors is an integer number (2880768).

Almost surely, 2^23016534 is an apocalyptic number.

23016534 is an abundant number, since it is smaller than the sum of its proper divisors (23075754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23016534 is a wasteful number, since it uses less digits than its factorization.

23016534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4939.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 23016534 is about 4797.5550022902. Note that the first 3 decimals coincide. The cubic root of 23016534 is about 284.4548273097.

Adding to 23016534 its reverse (43561032), we get a palindrome (66577566).

The spelling of 23016534 in words is "twenty-three million, sixteen thousand, five hundred thirty-four".