26056297 has 4 divisors (see below), whose sum is σ = 26954820. Its totient is φ = 25157776.

The previous prime is 26056271. The next prime is 26056357. The reversal of 26056297 is 79265062.

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 10916416 + 15139881 = 3304^2 + 3891^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26056297 is a prime.

It is a super-2 number, since 2×26056297² = 1357861226704418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26056207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449218 + ... + 449275.

It is an arithmetic number, because the mean of its divisors is an integer number (6738705).

Almost surely, 2^26056297 is an apocalyptic number.

It is an amenable number.

26056297 is a deficient number, since it is larger than the sum of its proper divisors (898523).

26056297 is an equidigital number, since it uses as much as digits as its factorization.

26056297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898522.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 26056297 is about 5104.5369035790. The cubic root of 26056297 is about 296.4632727529.

The spelling of 26056297 in words is "twenty-six million, fifty-six thousand, two hundred ninety-seven".