224015 has 8 divisors (see below), whose sum is σ = 293328. Its totient is φ = 162880.

The previous prime is 224011. The next prime is 224027. The reversal of 224015 is 510422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 224015 - 2² = 224011 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 (224011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1982 + ... + 2091.

It is an arithmetic number, because the mean of its divisors is an integer number (36666).

2²²⁴⁰¹⁵ is an apocalyptic number.

224015 is a deficient number, since it is larger than the sum of its proper divisors (69313).

224015 is a wasteful number, since it uses less digits than its factorization.

224015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4089.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 224015 is about 473.3022290250. The cubic root of 224015 is about 60.7331350273.

Adding to 224015 its reverse (510422), we get a palindrome (734437).

The spelling of 224015 in words is "two hundred twenty-four thousand, fifteen".