4243230019 has 16 divisors (see below), whose sum is σ = 4963192000. Its totient is φ = 3626163072.

The previous prime is 4243230001. The next prime is 4243230023. The reversal of 4243230019 is 9100323424.

It is not a de Polignac number, because 4243230019 - 2⁵ = 4243229987 is a prime.

It is a super-2 number, since 2×4243230019² = 36010001988285480722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243230619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97237 + ... + 133945.

It is an arithmetic number, because the mean of its divisors is an integer number (310199500).

Almost surely, 2^4243230019 is an apocalyptic number.

4243230019 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4243230019 is a deficient number, since it is larger than the sum of its proper divisors (719961981).

4243230019 is an equidigital number, since it uses as much as digits as its factorization.

4243230019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37067 (or 37053 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 4243230019 is about 65140.0799738533. The cubic root of 4243230019 is about 1618.9453607899.

The spelling of 4243230019 in words is "four billion, two hundred forty-three million, two hundred thirty thousand, nineteen".