324294840 has 160 divisors (see below), whose sum is σ = 1101893760. Its totient is φ = 85536000.

The previous prime is 324294829. The next prime is 324294847. The reversal of 324294840 is 48492423.

324294840 is a `hidden beast` number, since 324 + 294 + 8 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 324294795 and 324294804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324294847) 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 39 ways as a sum of consecutive naturals, for example, 326745 + ... + 327735.

It is an arithmetic number, because the mean of its divisors is an integer number (6886836).

Almost surely, 2^324294840 is an apocalyptic number.

324294840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324294840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (550946880).

324294840 is an abundant number, since it is smaller than the sum of its proper divisors (777598920).

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

324294840 is a wasteful number, since it uses less digits than its factorization.

324294840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115 (or 1102 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 324294840 is about 18008.1881376223. The cubic root of 324294840 is about 687.0368203602.

The spelling of 324294840 in words is "three hundred twenty-four million, two hundred ninety-four thousand, eight hundred forty".