224213242 has 24 divisors (see below), whose sum is σ = 371510496. Its totient is φ = 101409000.

The previous prime is 224213237. The next prime is 224213251. The reversal of 224213242 is 242312422.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48867 + ... + 53257.

It is an arithmetic number, because the mean of its divisors is an integer number (15479604).

Almost surely, 2^224213242 is an apocalyptic number.

224213242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

224213242 is a deficient number, since it is larger than the sum of its proper divisors (147297254).

224213242 is a wasteful number, since it uses less digits than its factorization.

224213242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626 (or 4615 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 224213242 is about 14973.7517676767. The cubic root of 224213242 is about 607.5104500113.

Adding to 224213242 its reverse (242312422), we get a palindrome (466525664).

The spelling of 224213242 in words is "two hundred twenty-four million, two hundred thirteen thousand, two hundred forty-two".