22314472 has 32 divisors (see below), whose sum is σ = 45256320. Its totient is φ = 10274560.

The previous prime is 22314443. The next prime is 22314497. The reversal of 22314472 is 27441322.

It is a happy number.

It is a super-3 number, since 3×22314472³ (a number of 23 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4647 + ... + 8137.

It is an arithmetic number, because the mean of its divisors is an integer number (1414260).

Almost surely, 2^22314472 is an apocalyptic number.

It is an amenable number.

22314472 is an abundant number, since it is smaller than the sum of its proper divisors (22941848).

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

22314472 is a wasteful number, since it uses less digits than its factorization.

22314472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3561 (or 3557 counting only the distinct ones).

The product of its digits is 2688, while the sum is 25.

The square root of 22314472 is about 4723.8196409262. The cubic root of 22314472 is about 281.5327170628.

Adding to 22314472 its reverse (27441322), we get a palindrome (49755794).

The spelling of 22314472 in words is "twenty-two million, three hundred fourteen thousand, four hundred seventy-two".