23513026 has 16 divisors (see below), whose sum is σ = 37179000. Its totient is φ = 11135488.

The previous prime is 23513011. The next prime is 23513027. The reversal of 23513026 is 62031532.

It can be written as a sum of positive squares in 4 ways, for example, as 17015625 + 6497401 = 4125^2 + 2549^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23512988 and 23513006.

It is not an unprimeable number, because it can be changed into a prime (23513027) 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, 751 + ... + 6898.

Almost surely, 2^23513026 is an apocalyptic number.

23513026 is a deficient number, since it is larger than the sum of its proper divisors (13665974).

23513026 is a wasteful number, since it uses less digits than its factorization.

23513026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7733.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 23513026 is about 4849.0232006044. The cubic root of 23513026 is about 286.4856290387.

Adding to 23513026 its reverse (62031532), we get a palindrome (85544558).

The spelling of 23513026 in words is "twenty-three million, five hundred thirteen thousand, twenty-six".