26222730 has 16 divisors (see below), whose sum is σ = 62934624. Its totient is φ = 6992720.

The previous prime is 26222719. The next prime is 26222743. The reversal of 26222730 is 3722262.

It is a self number, because there is not a number n which added to its sum of digits gives 26222730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437016 + ... + 437075.

It is an arithmetic number, because the mean of its divisors is an integer number (3933414).

Almost surely, 2^26222730 is an apocalyptic number.

26222730 is an abundant number, since it is smaller than the sum of its proper divisors (36711894).

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

26222730 is a wasteful number, since it uses less digits than its factorization.

26222730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874101.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 26222730 is about 5120.8134119493. The cubic root of 26222730 is about 297.0931472167.

Adding to 26222730 its reverse (3722262), we get a palindrome (29944992).

The spelling of 26222730 in words is "twenty-six million, two hundred twenty-two thousand, seven hundred thirty".