224042051 has 4 divisors (see below), whose sum is σ = 224424312. Its totient is φ = 223659792.

The previous prime is 224042017. The next prime is 224042059. The reversal of 224042051 is 150240422.

It is a happy number.

224042051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150240422 = 2 ⋅75120211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224042051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224042059) 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, 190250 + ... + 191423.

It is an arithmetic number, because the mean of its divisors is an integer number (56106078).

Almost surely, 2^224042051 is an apocalyptic number.

224042051 is a deficient number, since it is larger than the sum of its proper divisors (382261).

224042051 is an equidigital number, since it uses as much as digits as its factorization.

224042051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382260.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 224042051 is about 14968.0343064813. The cubic root of 224042051 is about 607.3557954505.

Adding to 224042051 its reverse (150240422), we get a palindrome (374282473).

The spelling of 224042051 in words is "two hundred twenty-four million, forty-two thousand, fifty-one".