26198056 has 8 divisors (see below), whose sum is σ = 49121370. Its totient is φ = 13099024.

The previous prime is 26198027. The next prime is 26198063. The reversal of 26198056 is 65089162.

It can be written as a sum of positive squares in only one way, i.e., 25502500 + 695556 = 5050^2 + 834^2 .

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

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637371 + ... + 1637386.

Almost surely, 2^26198056 is an apocalyptic number.

It is an amenable number.

26198056 is a deficient number, since it is larger than the sum of its proper divisors (22923314).

26198056 is a wasteful number, since it uses less digits than its factorization.

26198056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274763 (or 3274759 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 26198056 is about 5118.4036573916. The cubic root of 26198056 is about 296.9999357586. Note that the first 4 decimals are identical.

The spelling of 26198056 in words is "twenty-six million, one hundred ninety-eight thousand, fifty-six".