26623361 has 2 divisors, whose sum is σ = 26623362. Its totient is φ = 26623360.

The previous prime is 26623339. The next prime is 26623369. The reversal of 26623361 is 16332662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17808400 + 8814961 = 4220^2 + 2969^2 .

It is a cyclic number.

It is not a de Polignac number, because 26623361 - 2¹⁴ = 26606977 is a prime.

It is not a weakly prime, because it can be changed into another prime (26623369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13311680 + 13311681.

It is an arithmetic number, because the mean of its divisors is an integer number (13311681).

Almost surely, 2^26623361 is an apocalyptic number.

It is an amenable number.

26623361 is a deficient number, since it is larger than the sum of its proper divisors (1).

26623361 is an equidigital number, since it uses as much as digits as its factorization.

26623361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 26623361 is about 5159.7830380744. The cubic root of 26623361 is about 298.5985036294.

The spelling of 26623361 in words is "twenty-six million, six hundred twenty-three thousand, three hundred sixty-one".