26260664 has 48 divisors (see below), whose sum is σ = 53539920. Its totient is φ = 12045440.

The previous prime is 26260657. The next prime is 26260673. The reversal of 26260664 is 46606262.

It is a self number, because there is not a number n which added to its sum of digits gives 26260664.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445067 + ... + 445125.

It is an arithmetic number, because the mean of its divisors is an integer number (1115415).

Almost surely, 2^26260664 is an apocalyptic number.

It is an amenable number.

26260664 is an abundant number, since it is smaller than the sum of its proper divisors (27279256).

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

26260664 is a wasteful number, since it uses less digits than its factorization.

26260664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 26260664 is about 5124.5159771436. The cubic root of 26260664 is about 297.2363372586.

The spelling of 26260664 in words is "twenty-six million, two hundred sixty thousand, six hundred sixty-four".