26830823 has 2 divisors, whose sum is σ = 26830824. Its totient is φ = 26830822.

The previous prime is 26830819. The next prime is 26830861. The reversal of 26830823 is 32803862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26830823 - 2² = 26830819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26830823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26830813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13415411 + 13415412.

It is an arithmetic number, because the mean of its divisors is an integer number (13415412).

Almost surely, 2^26830823 is an apocalyptic number.

26830823 is a deficient number, since it is larger than the sum of its proper divisors (1).

26830823 is an equidigital number, since it uses as much as digits as its factorization.

26830823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 26830823 is about 5179.8477776861. The cubic root of 26830823 is about 299.3721052627.

The spelling of 26830823 in words is "twenty-six million, eight hundred thirty thousand, eight hundred twenty-three".