26052222 has 32 divisors (see below), whose sum is σ = 60768000. Its totient is φ = 7442904.

The previous prime is 26052193. The next prime is 26052223. The reversal of 26052222 is 22225062.

It is a super-2 number, since 2×26052222² = 1357436542274568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26052223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4272 + ... + 8387.

It is an arithmetic number, because the mean of its divisors is an integer number (1899000).

Almost surely, 2^26052222 is an apocalyptic number.

26052222 is an abundant number, since it is smaller than the sum of its proper divisors (34715778).

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

26052222 is a wasteful number, since it uses less digits than its factorization.

26052222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12685 (or 12671 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 26052222 is about 5104.1377332513. The cubic root of 26052222 is about 296.4478171054.

Adding to 26052222 its reverse (22225062), we get a palindrome (48277284).

The spelling of 26052222 in words is "twenty-six million, fifty-two thousand, two hundred twenty-two".