26221106 has 8 divisors (see below), whose sum is σ = 41645340. Its totient is φ = 12339328.

The previous prime is 26221103. The next prime is 26221109. The reversal of 26221106 is 60112262.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26221103) and next prime (26221109).

It can be written as a sum of positive squares in 2 ways, for example, as 24910081 + 1311025 = 4991^2 + 1145^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26221103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385571 + ... + 385638.

Almost surely, 2^26221106 is an apocalyptic number.

26221106 is a deficient number, since it is larger than the sum of its proper divisors (15424234).

26221106 is a wasteful number, since it uses less digits than its factorization.

26221106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771228.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 26221106 is about 5120.6548409359. The cubic root of 26221106 is about 297.0870139978.

Adding to 26221106 its reverse (60112262), we get a palindrome (86333368).

The spelling of 26221106 in words is "twenty-six million, two hundred twenty-one thousand, one hundred six".