224635864 has 32 divisors (see below), whose sum is σ = 427472640. Its totient is φ = 110656000.

The previous prime is 224635849. The next prime is 224635867. The reversal of 224635864 is 468536422.

224635864 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×224635864² = 100922542790052992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224635867) 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, 172014 + ... + 173314.

It is an arithmetic number, because the mean of its divisors is an integer number (13358520).

Almost surely, 2^224635864 is an apocalyptic number.

It is an amenable number.

224635864 is a deficient number, since it is larger than the sum of its proper divisors (202836776).

224635864 is a wasteful number, since it uses less digits than its factorization.

224635864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611 (or 1607 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 224635864 is about 14987.8572184285. The cubic root of 224635864 is about 607.8919114757.

It can be divided in two parts, 2246358 and 64, that added together give a palindrome (2246422).

The spelling of 224635864 in words is "two hundred twenty-four million, six hundred thirty-five thousand, eight hundred sixty-four".