26740252 has 48 divisors (see below), whose sum is σ = 61786368. Its totient is φ = 9803520.

The previous prime is 26740223. The next prime is 26740253. The reversal of 26740252 is 25204762.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 26740252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26740253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2683 + ... + 7789.

It is an arithmetic number, because the mean of its divisors is an integer number (1287216).

Almost surely, 2^26740252 is an apocalyptic number.

26740252 is a gapful number since it is divisible by the number (22) 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 26740252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30893184).

26740252 is an abundant number, since it is smaller than the sum of its proper divisors (35046116).

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

26740252 is a wasteful number, since it uses less digits than its factorization.

26740252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146 (or 5144 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 26740252 is about 5171.0977557962. The cubic root of 26740252 is about 299.0348687724.

The spelling of 26740252 in words is "twenty-six million, seven hundred forty thousand, two hundred fifty-two".