324144442 has 8 divisors (see below), whose sum is σ = 498075732. Its totient is φ = 158119200.

The previous prime is 324144421. The next prime is 324144473. The reversal of 324144442 is 244441423.

It can be written as a sum of positive squares in 2 ways, for example, as 234671761 + 89472681 = 15319^2 + 9459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 324144442.

It is an unprimeable number.

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, 1976409 + ... + 1976572.

Almost surely, 2^324144442 is an apocalyptic number.

324144442 is a deficient number, since it is larger than the sum of its proper divisors (173931290).

324144442 is a wasteful number, since it uses less digits than its factorization.

324144442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3953024.

The product of its digits is 12288, while the sum is 28.

The square root of 324144442 is about 18004.0118307004. The cubic root of 324144442 is about 686.9305950690.

Adding to 324144442 its reverse (244441423), we get a palindrome (568585865).

It can be divided in two parts, 32414 and 4442, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 324144442 in words is "three hundred twenty-four million, one hundred forty-four thousand, four hundred forty-two".