26486923 has 2 divisors, whose sum is σ = 26486924. Its totient is φ = 26486922.

The previous prime is 26486921. The next prime is 26486939. The reversal of 26486923 is 32968462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26486923 - 2¹ = 26486921 is a prime.

Together with 26486921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26486921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13243461 + 13243462.

It is an arithmetic number, because the mean of its divisors is an integer number (13243462).

Almost surely, 2^26486923 is an apocalyptic number.

26486923 is a deficient number, since it is larger than the sum of its proper divisors (1).

26486923 is an equidigital number, since it uses as much as digits as its factorization.

26486923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 40.

The square root of 26486923 is about 5146.5447632368. The cubic root of 26486923 is about 298.0875491605.

The spelling of 26486923 in words is "twenty-six million, four hundred eighty-six thousand, nine hundred twenty-three".