224000999 has 4 divisors (see below), whose sum is σ = 229464480. Its totient is φ = 218537520.

The previous prime is 224000989. The next prime is 224001023. The reversal of 224000999 is 999000422.

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

It is a cyclic number.

It is not a de Polignac number, because 224000999 - 2²⁰ = 222952423 is a prime.

It is a Duffinian number.

224000999 is a modest number, since divided by 999 gives 224 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224000939) 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, 2731679 + ... + 2731760.

It is an arithmetic number, because the mean of its divisors is an integer number (57366120).

Almost surely, 2^224000999 is an apocalyptic number.

224000999 is a deficient number, since it is larger than the sum of its proper divisors (5463481).

224000999 is an equidigital number, since it uses as much as digits as its factorization.

224000999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5463480.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 224000999 is about 14966.6629213061. The cubic root of 224000999 is about 607.3186972168.

The spelling of 224000999 in words is "two hundred twenty-four million, nine hundred ninety-nine", and thus it is an aban number.