324430140 has 48 divisors (see below), whose sum is σ = 911826720. Its totient is φ = 86188800.

The previous prime is 324430123. The next prime is 324430153. The reversal of 324430140 is 41034423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6090 + ... + 26190.

It is an arithmetic number, because the mean of its divisors is an integer number (18996390).

Almost surely, 2^324430140 is an apocalyptic number.

324430140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

324430140 is an abundant number, since it is smaller than the sum of its proper divisors (587396580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

324430140 is a wasteful number, since it uses less digits than its factorization.

324430140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20382 (or 20380 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 324430140 is about 18011.9443703338. The cubic root of 324430140 is about 687.1323539568.

Adding to 324430140 its reverse (41034423), we get a palindrome (365464563).

The spelling of 324430140 in words is "three hundred twenty-four million, four hundred thirty thousand, one hundred forty".