26582228 has 6 divisors (see below), whose sum is σ = 46518906. Its totient is φ = 13291112.

The previous prime is 26582207. The next prime is 26582239. The reversal of 26582228 is 82228562.

It can be written as a sum of positive squares in only one way, i.e., 26399044 + 183184 = 5138^2 + 428^2 .

It is a super-2 number, since 2×26582228² = 1413229690887968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3322775 + ... + 3322782.

It is an arithmetic number, because the mean of its divisors is an integer number (7753151).

Almost surely, 2^26582228 is an apocalyptic number.

It is an amenable number.

26582228 is a deficient number, since it is larger than the sum of its proper divisors (19936678).

26582228 is a wasteful number, since it uses less digits than its factorization.

26582228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6645561 (or 6645559 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 26582228 is about 5155.7955739149. The cubic root of 26582228 is about 298.4446464833. Note that the first 3 decimals are identical.

The spelling of 26582228 in words is "twenty-six million, five hundred eighty-two thousand, two hundred twenty-eight".