224135552 has 64 divisors (see below), whose sum is σ = 490579200. Its totient is φ = 101528064.

The previous prime is 224135551. The next prime is 224135563. The reversal of 224135552 is 255531422.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224135551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53933 + ... + 57939.

It is an arithmetic number, because the mean of its divisors is an integer number (7665300).

Almost surely, 2^224135552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224135552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245289600).

224135552 is an abundant number, since it is smaller than the sum of its proper divisors (266443648).

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

224135552 is a wasteful number, since it uses less digits than its factorization.

224135552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4063 (or 4051 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 224135552 is about 14971.1573366924. The cubic root of 224135552 is about 607.4402743476.

Adding to 224135552 its reverse (255531422), we get a palindrome (479666974).

The spelling of 224135552 in words is "two hundred twenty-four million, one hundred thirty-five thousand, five hundred fifty-two".