26626253 has 2 divisors, whose sum is σ = 26626254. Its totient is φ = 26626252.

The previous prime is 26626211. The next prime is 26626279. The reversal of 26626253 is 35262662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23251684 + 3374569 = 4822^2 + 1837^2 .

It is a cyclic number.

It is not a de Polignac number, because 26626253 - 2⁶ = 26626189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26623253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13313126 + 13313127.

It is an arithmetic number, because the mean of its divisors is an integer number (13313127).

Almost surely, 2^26626253 is an apocalyptic number.

It is an amenable number.

26626253 is a deficient number, since it is larger than the sum of its proper divisors (1).

26626253 is an equidigital number, since it uses as much as digits as its factorization.

26626253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 32.

The square root of 26626253 is about 5160.0632748058. The cubic root of 26626253 is about 298.6093151320.

The spelling of 26626253 in words is "twenty-six million, six hundred twenty-six thousand, two hundred fifty-three".