22310472 has 32 divisors (see below), whose sum is σ = 56566080. Its totient is φ = 7331520.

The previous prime is 22310441. The next prime is 22310513. The reversal of 22310472 is 27401322.

It is a super-3 number, since 3×22310472³ (a number of 23 digits) contains 333 as substring.

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, 4843 + ... + 8250.

It is an arithmetic number, because the mean of its divisors is an integer number (1767690).

Almost surely, 2^22310472 is an apocalyptic number.

It is an amenable number.

22310472 is an abundant number, since it is smaller than the sum of its proper divisors (34255608).

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

22310472 is a wasteful number, since it uses less digits than its factorization.

22310472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13173 (or 13169 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 22310472 is about 4723.3962357609. The cubic root of 22310472 is about 281.5158939272.

Adding to 22310472 its reverse (27401322), we get a palindrome (49711794).

The spelling of 22310472 in words is "twenty-two million, three hundred ten thousand, four hundred seventy-two".