224379999 has 12 divisors (see below), whose sum is σ = 324235912. Its totient is φ = 149526000.

The previous prime is 224379983. The next prime is 224380001. The reversal of 224379999 is 999973422.

It is not a de Polignac number, because 224379999 - 2⁴ = 224379983 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 (224379929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35424 + ... + 41274.

Almost surely, 2^224379999 is an apocalyptic number.

224379999 is a deficient number, since it is larger than the sum of its proper divisors (99855913).

224379999 is a wasteful number, since it uses less digits than its factorization.

224379999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10118 (or 10115 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 224379999 is about 14979.3190432676. The cubic root of 224379999 is about 607.6610232100.

The spelling of 224379999 in words is "two hundred twenty-four million, three hundred seventy-nine thousand, nine hundred ninety-nine".