22262530 has 16 divisors (see below), whose sum is σ = 41156280. Its totient is φ = 8664192.

The previous prime is 22262507. The next prime is 22262543. The reversal of 22262530 is 3526222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22005481 + 257049 = 4691^2 + 507^2 .

It is a zygodrome in base 3.

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, 29715 + ... + 30454.

Almost surely, 2^22262530 is an apocalyptic number.

22262530 is a deficient number, since it is larger than the sum of its proper divisors (18893750).

22262530 is a wasteful number, since it uses less digits than its factorization.

22262530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60213.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22262530 is about 4718.3185564351. The cubic root of 22262530 is about 281.3141035775.

Adding to 22262530 its reverse (3526222), we get a palindrome (25788752).

The spelling of 22262530 in words is "twenty-two million, two hundred sixty-two thousand, five hundred thirty".