224256814 has 4 divisors (see below), whose sum is σ = 336385224. Its totient is φ = 112128406.

The previous prime is 224256811. The next prime is 224256847. The reversal of 224256814 is 418652422.

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

It is a super-2 number, since 2×224256814² = 100582237250861192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224256814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224256811) by changing a digit.

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 as a sum of consecutive naturals, namely, 56064202 + ... + 56064205.

It is an arithmetic number, because the mean of its divisors is an integer number (84096306).

Almost surely, 2^224256814 is an apocalyptic number.

224256814 is a deficient number, since it is larger than the sum of its proper divisors (112128410).

224256814 is a wasteful number, since it uses less digits than its factorization.

224256814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112128409.

The product of its digits is 30720, while the sum is 34.

The square root of 224256814 is about 14975.2066429816. The cubic root of 224256814 is about 607.5498005430.

The spelling of 224256814 in words is "two hundred twenty-four million, two hundred fifty-six thousand, eight hundred fourteen".