26004761 has 2 divisors, whose sum is σ = 26004762. Its totient is φ = 26004760.

The previous prime is 26004721. The next prime is 26004791. The reversal of 26004761 is 16740062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24314761 + 1690000 = 4931^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 26004761 - 2¹⁴ = 25988377 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 26004761.

It is not a weakly prime, because it can be changed into another prime (26004721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13002380 + 13002381.

It is an arithmetic number, because the mean of its divisors is an integer number (13002381).

Almost surely, 2^26004761 is an apocalyptic number.

It is an amenable number.

26004761 is a deficient number, since it is larger than the sum of its proper divisors (1).

26004761 is an equidigital number, since it uses as much as digits as its factorization.

26004761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 26004761 is about 5099.4863466824. The cubic root of 26004761 is about 296.2676883573.

The spelling of 26004761 in words is "twenty-six million, four thousand, seven hundred sixty-one".