2220849019 has 4 divisors (see below), whose sum is σ = 2317407696. Its totient is φ = 2124290344.

The previous prime is 2220848989. The next prime is 2220849041. The reversal of 2220849019 is 9109480222.

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

It is a cyclic number.

It is not a de Polignac number, because 2220849019 - 2¹³ = 2220840827 is a prime.

It is a super-2 number, since 2×2220849019² = 9864340730386524722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220849119) 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, 48279304 + ... + 48279349.

It is an arithmetic number, because the mean of its divisors is an integer number (579351924).

Almost surely, 2^2220849019 is an apocalyptic number.

2220849019 is a deficient number, since it is larger than the sum of its proper divisors (96558677).

2220849019 is an equidigital number, since it uses as much as digits as its factorization.

2220849019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96558676.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 2220849019 is about 47125.8848086696. The cubic root of 2220849019 is about 1304.6870295610.

The spelling of 2220849019 in words is "two billion, two hundred twenty million, eight hundred forty-nine thousand, nineteen".