26316253 has 4 divisors (see below), whose sum is σ = 27223740. Its totient is φ = 25408768.

The previous prime is 26316247. The next prime is 26316259. The reversal of 26316253 is 35261362.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35261362 = 2 ⋅17630681.

It is an interprime number because it is at equal distance from previous prime (26316247) and next prime (26316259).

It can be written as a sum of positive squares in 2 ways, for example, as 7193124 + 19123129 = 2682^2 + 4373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26316253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26316259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453700 + ... + 453757.

It is an arithmetic number, because the mean of its divisors is an integer number (6805935).

Almost surely, 2^26316253 is an apocalyptic number.

It is an amenable number.

26316253 is a deficient number, since it is larger than the sum of its proper divisors (907487).

26316253 is an equidigital number, since it uses as much as digits as its factorization.

26316253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907486.

The product of its digits is 6480, while the sum is 28.

The square root of 26316253 is about 5129.9369391836. The cubic root of 26316253 is about 297.4459210131.

It can be divided in two parts, 26316 and 253, that added together give a square (26569 = 163²).

The spelling of 26316253 in words is "twenty-six million, three hundred sixteen thousand, two hundred fifty-three".