224405453 has 4 divisors (see below), whose sum is σ = 225017280. Its totient is φ = 223793628.

The previous prime is 224405437. The next prime is 224405501. The reversal of 224405453 is 354504422.

224405453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 224405453 - 2⁴ = 224405437 is a prime.

It is a super-2 number, since 2×224405453² = 100715614672270418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224405413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305363 + ... + 306096.

It is an arithmetic number, because the mean of its divisors is an integer number (56254320).

Almost surely, 2^224405453 is an apocalyptic number.

It is an amenable number.

224405453 is a deficient number, since it is larger than the sum of its proper divisors (611827).

224405453 is an equidigital number, since it uses as much as digits as its factorization.

224405453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611826.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 224405453 is about 14980.1686572615. The cubic root of 224405453 is about 607.6840003306.

Adding to 224405453 its reverse (354504422), we get a palindrome (578909875).

The spelling of 224405453 in words is "two hundred twenty-four million, four hundred five thousand, four hundred fifty-three".