26256133 has 4 divisors (see below), whose sum is σ = 27397728. Its totient is φ = 25114540.

The previous prime is 26256077. The next prime is 26256149. The reversal of 26256133 is 33165262.

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 26256133 - 2¹⁷ = 26125061 is a prime.

It is a super-2 number, since 2×26256133² = 1378769040227378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26256533) 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, 570763 + ... + 570808.

It is an arithmetic number, because the mean of its divisors is an integer number (6849432).

Almost surely, 2^26256133 is an apocalyptic number.

26256133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

26256133 is a deficient number, since it is larger than the sum of its proper divisors (1141595).

26256133 is a wasteful number, since it uses less digits than its factorization.

26256133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141594.

The product of its digits is 6480, while the sum is 28.

The square root of 26256133 is about 5124.0738675394. The cubic root of 26256133 is about 297.2192412792.

The spelling of 26256133 in words is "twenty-six million, two hundred fifty-six thousand, one hundred thirty-three".