224669811 has 4 divisors (see below), whose sum is σ = 299559752. Its totient is φ = 149779872.

The previous prime is 224669801. The next prime is 224669833. The reversal of 224669811 is 118966422.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 224669811 - 2¹¹ = 224667763 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224669811.

It is not an unprimeable number, because it can be changed into a prime (224669801) 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, 37444966 + ... + 37444971.

It is an arithmetic number, because the mean of its divisors is an integer number (74889938).

Almost surely, 2^224669811 is an apocalyptic number.

224669811 is a deficient number, since it is larger than the sum of its proper divisors (74889941).

224669811 is an equidigital number, since it uses as much as digits as its factorization.

224669811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74889940.

The product of its digits is 41472, while the sum is 39.

The square root of 224669811 is about 14988.9896590798. The cubic root of 224669811 is about 607.9225315007.

The spelling of 224669811 in words is "two hundred twenty-four million, six hundred sixty-nine thousand, eight hundred eleven".