26222022 has 16 divisors (see below), whose sum is σ = 58271280. Its totient is φ = 8740656.

The previous prime is 26221999. The next prime is 26222039. The reversal of 26222022 is 22022262.

26222022 is a `hidden beast` number, since 2 + 622 + 20 + 22 = 666.

It is a super-4 number, since 4×26222022⁴ (a number of 31 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 26221986 and 26222004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242743 + ... + 242850.

It is an arithmetic number, because the mean of its divisors is an integer number (3641955).

Almost surely, 2^26222022 is an apocalyptic number.

26222022 is an abundant number, since it is smaller than the sum of its proper divisors (32049258).

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

26222022 is a wasteful number, since it uses less digits than its factorization.

26222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485604 (or 485598 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 26222022 is about 5120.7442818403. The cubic root of 26222022 is about 297.0904734061.

Adding to 26222022 its reverse (22022262), we get a palindrome (48244284).

The spelling of 26222022 in words is "twenty-six million, two hundred twenty-two thousand, twenty-two".