26412643 has 2 divisors, whose sum is σ = 26412644. Its totient is φ = 26412642.

The previous prime is 26412601. The next prime is 26412677. The reversal of 26412643 is 34621462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26412643 is a prime.

It is not a weakly prime, because it can be changed into another prime (26412443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13206321 + 13206322.

It is an arithmetic number, because the mean of its divisors is an integer number (13206322).

Almost surely, 2^26412643 is an apocalyptic number.

26412643 is a deficient number, since it is larger than the sum of its proper divisors (1).

26412643 is an equidigital number, since it uses as much as digits as its factorization.

26412643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 28.

The square root of 26412643 is about 5139.3232044696. The cubic root of 26412643 is about 297.8086357540.

The spelling of 26412643 in words is "twenty-six million, four hundred twelve thousand, six hundred forty-three".