26686053 has 6 divisors (see below), whose sum is σ = 38546534. Its totient is φ = 17790696.

The previous prime is 26686043. The next prime is 26686063. The reversal of 26686053 is 35068662.

It is an interprime number because it is at equal distance from previous prime (26686043) and next prime (26686063).

It can be written as a sum of positive squares in only one way, i.e., 25826724 + 859329 = 5082^2 + 927^2 .

It is not a de Polignac number, because 26686053 - 2⁸ = 26685797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 26685999 and 26686017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26686043) 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 5 ways as a sum of consecutive naturals, for example, 1482550 + ... + 1482567.

Almost surely, 2^26686053 is an apocalyptic number.

It is an amenable number.

26686053 is a deficient number, since it is larger than the sum of its proper divisors (11860481).

26686053 is a wasteful number, since it uses less digits than its factorization.

26686053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965123 (or 2965120 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 26686053 is about 5165.8545275685. The cubic root of 26686053 is about 298.8326972385.

The spelling of 26686053 in words is "twenty-six million, six hundred eighty-six thousand, fifty-three".