224814672 has 30 divisors (see below), whose sum is σ = 629169242. Its totient is φ = 74938176.

The previous prime is 224814649. The next prime is 224814679. The reversal of 224814672 is 276418422.

It can be written as a sum of positive squares in only one way, i.e., 187799616 + 37015056 = 13704^2 + 6084^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224814679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 780463 + ... + 780750.

Almost surely, 2^224814672 is an apocalyptic number.

It is an amenable number.

224814672 is an abundant number, since it is smaller than the sum of its proper divisors (404354570).

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

224814672 is a wasteful number, since it uses less digits than its factorization.

224814672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561227 (or 1561218 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 224814672 is about 14993.8211273844. The cubic root of 224814672 is about 608.0531607488.

The spelling of 224814672 in words is "two hundred twenty-four million, eight hundred fourteen thousand, six hundred seventy-two".