23026536 has 96 divisors (see below), whose sum is σ = 68282760. Its totient is φ = 6967296.

The previous prime is 23026529. The next prime is 23026559. The reversal of 23026536 is 63562032.

23026536 is a `hidden beast` number, since 2 + 3 + 0 + 2 + 653 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 14062500 + 8964036 = 3750^2 + 2994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68160 + ... + 68496.

Almost surely, 2^23026536 is an apocalyptic number.

23026536 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23026536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34141380).

23026536 is an abundant number, since it is smaller than the sum of its proper divisors (45256224).

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

23026536 is a wasteful number, since it uses less digits than its factorization.

23026536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 23026536 is about 4798.5972950436. The cubic root of 23026536 is about 284.4960253047.

Adding to 23026536 its reverse (63562032), we get a palindrome (86588568).

The spelling of 23026536 in words is "twenty-three million, twenty-six thousand, five hundred thirty-six".