26850613 has 6 divisors (see below), whose sum is σ = 27523202. Its totient is φ = 26194080.

The previous prime is 26850581. The next prime is 26850617. The reversal of 26850613 is 31605862.

It can be written as a sum of positive squares in 3 ways, for example, as 49284 + 26801329 = 222^2 + 5177^2 .

It is not a de Polignac number, because 26850613 - 2⁵ = 26850581 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 (26850617) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6306 + ... + 9667.

Almost surely, 2^26850613 is an apocalyptic number.

It is an amenable number.

26850613 is a deficient number, since it is larger than the sum of its proper divisors (672589).

26850613 is an equidigital number, since it uses as much as digits as its factorization.

26850613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16055 (or 16014 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 26850613 is about 5181.7577133633. The cubic root of 26850613 is about 299.4456912517.

The spelling of 26850613 in words is "twenty-six million, eight hundred fifty thousand, six hundred thirteen".