224428463 has 4 divisors (see below), whose sum is σ = 256489680. Its totient is φ = 192367248.

The previous prime is 224428453. The next prime is 224428469. The reversal of 224428463 is 364824422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364824422 = 2 ⋅182412211.

It is a cyclic number.

It is not a de Polignac number, because 224428463 - 2¹⁰ = 224427439 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 (224428469) 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 3 ways as a sum of consecutive naturals, for example, 16030598 + ... + 16030611.

It is an arithmetic number, because the mean of its divisors is an integer number (64122420).

Almost surely, 2^224428463 is an apocalyptic number.

224428463 is a deficient number, since it is larger than the sum of its proper divisors (32061217).

224428463 is an equidigital number, since it uses as much as digits as its factorization.

224428463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32061216.

The product of its digits is 73728, while the sum is 35.

The square root of 224428463 is about 14980.9366529600. The cubic root of 224428463 is about 607.7047697768.

The spelling of 224428463 in words is "two hundred twenty-four million, four hundred twenty-eight thousand, four hundred sixty-three".