26272949 has 2 divisors, whose sum is σ = 26272950. Its totient is φ = 26272948.

The previous prime is 26272913. The next prime is 26272993. The reversal of 26272949 is 94927262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18748900 + 7524049 = 4330^2 + 2743^2 .

It is a cyclic number.

It is not a de Polignac number, because 26272949 - 2¹⁶ = 26207413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26272999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13136474 + 13136475.

It is an arithmetic number, because the mean of its divisors is an integer number (13136475).

Almost surely, 2^26272949 is an apocalyptic number.

It is an amenable number.

26272949 is a deficient number, since it is larger than the sum of its proper divisors (1).

26272949 is an equidigital number, since it uses as much as digits as its factorization.

26272949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 41.

The square root of 26272949 is about 5125.7144867813. The cubic root of 26272949 is about 297.2826800718.

The spelling of 26272949 in words is "twenty-six million, two hundred seventy-two thousand, nine hundred forty-nine".