26464601 has 2 divisors, whose sum is σ = 26464602. Its totient is φ = 26464600.

The previous prime is 26464591. The next prime is 26464621. The reversal of 26464601 is 10646462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16192576 + 10272025 = 4024^2 + 3205^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26464601 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26464621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13232300 + 13232301.

It is an arithmetic number, because the mean of its divisors is an integer number (13232301).

Almost surely, 2^26464601 is an apocalyptic number.

It is an amenable number.

26464601 is a deficient number, since it is larger than the sum of its proper divisors (1).

26464601 is an equidigital number, since it uses as much as digits as its factorization.

26464601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 26464601 is about 5144.3756666869. The cubic root of 26464601 is about 298.0037873188.

The spelling of 26464601 in words is "twenty-six million, four hundred sixty-four thousand, six hundred one".