26255601 has 6 divisors (see below), whose sum is σ = 37924770. Its totient is φ = 17503728.

The previous prime is 26255597. The next prime is 26255609. The reversal of 26255601 is 10655262.

26255601 is a `hidden beast` number, since 2 + 6 + 2 + 55 + 601 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26255376 + 225 = 5124^2 + 15^2 .

It is not a de Polignac number, because 26255601 - 2² = 26255597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26255609) 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, 1458636 + ... + 1458653.

It is an arithmetic number, because the mean of its divisors is an integer number (6320795).

Almost surely, 2^26255601 is an apocalyptic number.

It is an amenable number.

26255601 is a deficient number, since it is larger than the sum of its proper divisors (11669169).

26255601 is a wasteful number, since it uses less digits than its factorization.

26255601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917295 (or 2917292 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 26255601 is about 5124.0219554565. The cubic root of 26255601 is about 297.2172338536.

The spelling of 26255601 in words is "twenty-six million, two hundred fifty-five thousand, six hundred one".