22112464 has 20 divisors (see below), whose sum is σ = 46738080. Its totient is φ = 10051040.

The previous prime is 22112443. The next prime is 22112477. The reversal of 22112464 is 46421122.

It is a happy number.

It is a super-2 number, since 2×22112464² = 977922128302592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62644 + ... + 62995.

It is an arithmetic number, because the mean of its divisors is an integer number (2336904).

Almost surely, 2^22112464 is an apocalyptic number.

It is an amenable number.

22112464 is an abundant number, since it is smaller than the sum of its proper divisors (24625616).

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

22112464 is a wasteful number, since it uses less digits than its factorization.

22112464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125658 (or 125652 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 22112464 is about 4702.3891799807. The cubic root of 22112464 is about 280.6805892657.

Adding to 22112464 its reverse (46421122), we get a palindrome (68533586).

The spelling of 22112464 in words is "twenty-two million, one hundred twelve thousand, four hundred sixty-four".