26010220 has 12 divisors (see below), whose sum is σ = 54621504. Its totient is φ = 10404080.

The previous prime is 26010191. The next prime is 26010233. The reversal of 26010220 is 2201062.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26010220.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650236 + ... + 650275.

It is an arithmetic number, because the mean of its divisors is an integer number (4551792).

Almost surely, 2^26010220 is an apocalyptic number.

26010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26010220 is an abundant number, since it is smaller than the sum of its proper divisors (28611284).

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

26010220 is a wasteful number, since it uses less digits than its factorization.

26010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300520 (or 1300518 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 26010220 is about 5100.0215685818. The cubic root of 26010220 is about 296.2884180506.

Adding to 26010220 its reverse (2201062), we get a palindrome (28211282).

The spelling of 26010220 in words is "twenty-six million, ten thousand, two hundred twenty".