26740251 has 6 divisors (see below), whose sum is σ = 38624820. Its totient is φ = 17826828.

The previous prime is 26740223. The next prime is 26740253. The reversal of 26740251 is 15204762.

It is not a de Polignac number, because 26740251 - 2⁶ = 26740187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26740253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1485561 + ... + 1485578.

It is an arithmetic number, because the mean of its divisors is an integer number (6437470).

Almost surely, 2^26740251 is an apocalyptic number.

26740251 is a deficient number, since it is larger than the sum of its proper divisors (11884569).

26740251 is a wasteful number, since it uses less digits than its factorization.

26740251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971145 (or 2971142 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 26740251 is about 5171.0976591049. The cubic root of 26740251 is about 299.0348650447.

The spelling of 26740251 in words is "twenty-six million, seven hundred forty thousand, two hundred fifty-one".