26556968 has 8 divisors (see below), whose sum is σ = 49794330. Its totient is φ = 13278480.

The previous prime is 26556967. The next prime is 26556983. The reversal of 26556968 is 86965562.

It can be written as a sum of positive squares in only one way, i.e., 25786084 + 770884 = 5078^2 + 878^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (26556961) by changing a digit.

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 as a sum of consecutive naturals, namely, 1659803 + ... + 1659818.

Almost surely, 2^26556968 is an apocalyptic number.

It is an amenable number.

26556968 is a deficient number, since it is larger than the sum of its proper divisors (23237362).

26556968 is a wasteful number, since it uses less digits than its factorization.

26556968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3319627 (or 3319623 counting only the distinct ones).

The product of its digits is 777600, while the sum is 47.

The square root of 26556968 is about 5153.3453212452. The cubic root of 26556968 is about 298.3500832919.

The spelling of 26556968 in words is "twenty-six million, five hundred fifty-six thousand, nine hundred sixty-eight".