224822019 has 4 divisors (see below), whose sum is σ = 299762696. Its totient is φ = 149881344.

The previous prime is 224822011. The next prime is 224822021. The reversal of 224822019 is 910228422.

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

It is not a de Polignac number, because 224822019 - 2³ = 224822011 is a prime.

It is a super-2 number, since 2×224822019² = 101089880454472722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224822011) 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, 37470334 + ... + 37470339.

It is an arithmetic number, because the mean of its divisors is an integer number (74940674).

Almost surely, 2^224822019 is an apocalyptic number.

224822019 is a deficient number, since it is larger than the sum of its proper divisors (74940677).

224822019 is an equidigital number, since it uses as much as digits as its factorization.

224822019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74940676.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 224822019 is about 14994.0661263048. The cubic root of 224822019 is about 608.0597844533.

The spelling of 224822019 in words is "two hundred twenty-four million, eight hundred twenty-two thousand, nineteen".