26340623 has 2 divisors, whose sum is σ = 26340624. Its totient is φ = 26340622.

The previous prime is 26340617. The next prime is 26340647. The reversal of 26340623 is 32604362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26340623 - 2⁸ = 26340367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26340592 and 26340601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26340653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13170311 + 13170312.

It is an arithmetic number, because the mean of its divisors is an integer number (13170312).

Almost surely, 2^26340623 is an apocalyptic number.

26340623 is a deficient number, since it is larger than the sum of its proper divisors (1).

26340623 is an equidigital number, since it uses as much as digits as its factorization.

26340623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 26340623 is about 5132.3116623993. The cubic root of 26340623 is about 297.5377086585.

Adding to 26340623 its reverse (32604362), we get a palindrome (58944985).

The spelling of 26340623 in words is "twenty-six million, three hundred forty thousand, six hundred twenty-three".