26827261 has 4 divisors (see below), whose sum is σ = 26841024. Its totient is φ = 26813500.

The previous prime is 26827253. The next prime is 26827321. The reversal of 26827261 is 16272862.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26827261 - 2³ = 26827253 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 (26827201) 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, 3355 + ... + 8056.

It is an arithmetic number, because the mean of its divisors is an integer number (6710256).

Almost surely, 2^26827261 is an apocalyptic number.

It is an amenable number.

26827261 is a deficient number, since it is larger than the sum of its proper divisors (13763).

26827261 is a wasteful number, since it uses less digits than its factorization.

26827261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13762.

The product of its digits is 16128, while the sum is 34.

The square root of 26827261 is about 5179.5039337759. The cubic root of 26827261 is about 299.3588566862.

The spelling of 26827261 in words is "twenty-six million, eight hundred twenty-seven thousand, two hundred sixty-one".