26686056 has 32 divisors (see below), whose sum is σ = 70640640. Its totient is φ = 8371968.

The previous prime is 26686043. The next prime is 26686063. The reversal of 26686056 is 65068662.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32296 + ... + 33111.

It is an arithmetic number, because the mean of its divisors is an integer number (2207520).

Almost surely, 2^26686056 is an apocalyptic number.

It is an amenable number.

26686056 is an abundant number, since it is smaller than the sum of its proper divisors (43954584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26686056 is a wasteful number, since it uses less digits than its factorization.

26686056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65433 (or 65429 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 26686056 is about 5165.8548179367. The cubic root of 26686056 is about 298.8327084366.

The spelling of 26686056 in words is "twenty-six million, six hundred eighty-six thousand, fifty-six".