26243000 has 128 divisors (see below), whose sum is σ = 73681920. Its totient is φ = 8553600.

The previous prime is 26242987. The next prime is 26243017. The reversal of 26243000 is 34262.

It is a self number, because there is not a number n which added to its sum of digits gives 26243000.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 160919 + ... + 161081.

It is an arithmetic number, because the mean of its divisors is an integer number (575640).

Almost surely, 2^26243000 is an apocalyptic number.

26243000 is a gapful number since it is divisible by the number (20) 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 26243000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36840960).

26243000 is an abundant number, since it is smaller than the sum of its proper divisors (47438920).

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

26243000 is a wasteful number, since it uses less digits than its factorization.

26243000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 26243000 is about 5122.7922073807. The cubic root of 26243000 is about 297.1696778587.

Adding to 26243000 its reverse (34262), we get a palindrome (26277262).

The spelling of 26243000 in words is "twenty-six million, two hundred forty-three thousand".