26296261 has 4 divisors (see below), whose sum is σ = 26390124. Its totient is φ = 26202400.

The previous prime is 26296253. The next prime is 26296267. The reversal of 26296261 is 16269262.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13912900 + 12383361 = 3730^2 + 3519^2 .

It is a cyclic number.

It is not a de Polignac number, because 26296261 - 2³ = 26296253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26296267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46510 + ... + 47071.

It is an arithmetic number, because the mean of its divisors is an integer number (6597531).

Almost surely, 2^26296261 is an apocalyptic number.

It is an amenable number.

26296261 is a deficient number, since it is larger than the sum of its proper divisors (93863).

26296261 is an equidigital number, since it uses as much as digits as its factorization.

26296261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93862.

The product of its digits is 15552, while the sum is 34.

The square root of 26296261 is about 5127.9880070063. The cubic root of 26296261 is about 297.3705804329.

The spelling of 26296261 in words is "twenty-six million, two hundred ninety-six thousand, two hundred sixty-one".