224468399 has 4 divisors (see below), whose sum is σ = 229943280. Its totient is φ = 218993520.

The previous prime is 224468393. The next prime is 224468411. The reversal of 224468399 is 993864422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993864422 = 2 ⋅496932211.

It is a cyclic number.

It is not a de Polignac number, because 224468399 - 2⁴ = 224468383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224468393) 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, 2737379 + ... + 2737460.

It is an arithmetic number, because the mean of its divisors is an integer number (57485820).

Almost surely, 2^224468399 is an apocalyptic number.

224468399 is a deficient number, since it is larger than the sum of its proper divisors (5474881).

224468399 is an equidigital number, since it uses as much as digits as its factorization.

224468399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5474880.

The product of its digits is 746496, while the sum is 47.

The square root of 224468399 is about 14982.2694876310. The cubic root of 224468399 is about 607.7408137170.

The spelling of 224468399 in words is "two hundred twenty-four million, four hundred sixty-eight thousand, three hundred ninety-nine".