224012013 has 4 divisors (see below), whose sum is σ = 298682688. Its totient is φ = 149341340.

The previous prime is 224012003. The next prime is 224012027. The reversal of 224012013 is 310210422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 224012013 - 2⁵ = 224011981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224011983 and 224012001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224012003) 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, 37335333 + ... + 37335338.

It is an arithmetic number, because the mean of its divisors is an integer number (74670672).

Almost surely, 2^224012013 is an apocalyptic number.

It is an amenable number.

224012013 is a deficient number, since it is larger than the sum of its proper divisors (74670675).

224012013 is an equidigital number, since it uses as much as digits as its factorization.

224012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74670674.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 224012013 is about 14967.0308678776. The cubic root of 224012013 is about 607.3286508904.

Adding to 224012013 its reverse (310210422), we get a palindrome (534222435).

The spelling of 224012013 in words is "two hundred twenty-four million, twelve thousand, thirteen".