26764541 has 2 divisors, whose sum is σ = 26764542. Its totient is φ = 26764540.

The previous prime is 26764519. The next prime is 26764547. The reversal of 26764541 is 14546762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18619225 + 8145316 = 4315^2 + 2854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26764541 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26764547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13382270 + 13382271.

It is an arithmetic number, because the mean of its divisors is an integer number (13382271).

Almost surely, 2^26764541 is an apocalyptic number.

It is an amenable number.

26764541 is a deficient number, since it is larger than the sum of its proper divisors (1).

26764541 is an equidigital number, since it uses as much as digits as its factorization.

26764541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 26764541 is about 5173.4457569400. The cubic root of 26764541 is about 299.1253822536.

The spelling of 26764541 in words is "twenty-six million, seven hundred sixty-four thousand, five hundred forty-one".