324144019 has 4 divisors (see below), whose sum is σ = 331682296. Its totient is φ = 316605744.

The previous prime is 324144011. The next prime is 324144059. The reversal of 324144019 is 910441423.

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 324144019 - 2³ = 324144011 is a prime.

It is a super-2 number, since 2×324144019² = 210138690106944722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324144011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3769074 + ... + 3769159.

It is an arithmetic number, because the mean of its divisors is an integer number (82920574).

Almost surely, 2^324144019 is an apocalyptic number.

324144019 is a deficient number, since it is larger than the sum of its proper divisors (7538277).

324144019 is an equidigital number, since it uses as much as digits as its factorization.

324144019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538276.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 324144019 is about 18004.0000833148. Note that the first 4 decimals coincide. The cubic root of 324144019 is about 686.9302962601.

Subtracting from 324144019 its sum of digits (28), we obtain a triangular number (324143991 = T₂₅₄₆₁).

The spelling of 324144019 in words is "three hundred twenty-four million, one hundred forty-four thousand, nineteen".