26056693 has 8 divisors (see below), whose sum is σ = 28446488. Its totient is φ = 23721984.

The previous prime is 26056663. The next prime is 26056721. The reversal of 26056693 is 39665062.

It can be written as a sum of positive squares in 4 ways, for example, as 77284 + 25979409 = 278^2 + 5097^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26056693 - 2¹³ = 26048501 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 (26056603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12780 + ... + 14677.

It is an arithmetic number, because the mean of its divisors is an integer number (3555811).

Almost surely, 2^26056693 is an apocalyptic number.

It is an amenable number.

26056693 is a deficient number, since it is larger than the sum of its proper divisors (2389795).

26056693 is a wasteful number, since it uses less digits than its factorization.

26056693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27543.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 26056693 is about 5104.5756924548. The cubic root of 26056693 is about 296.4647746146.

It can be divided in two parts, 260 and 56693, that added together give a triangular number (56953 = T₃₃₇).

The spelling of 26056693 in words is "twenty-six million, fifty-six thousand, six hundred ninety-three".