26268564 has 96 divisors (see below), whose sum is σ = 74905600. Its totient is φ = 6998400.

The previous prime is 26268559. The next prime is 26268569. The reversal of 26268564 is 46586262.

It is an interprime number because it is at equal distance from previous prime (26268559) and next prime (26268569).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26268569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173889 + ... + 174039.

Almost surely, 2^26268564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26268564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37452800).

26268564 is an abundant number, since it is smaller than the sum of its proper divisors (48637036).

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

26268564 is a wasteful number, since it uses less digits than its factorization.

26268564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 291 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 26268564 is about 5125.2867236868. The cubic root of 26268564 is about 297.2661401561.

The spelling of 26268564 in words is "twenty-six million, two hundred sixty-eight thousand, five hundred sixty-four".