324849840 has 160 divisors (see below), whose sum is σ = 1211589120. Its totient is φ = 70336512.

The previous prime is 324849839. The next prime is 324849881. The reversal of 324849840 is 48948423.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 324849792 and 324849801.

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 31 ways as a sum of consecutive naturals, for example, 26832 + ... + 37008.

It is an arithmetic number, because the mean of its divisors is an integer number (7572432).

Almost surely, 2^324849840 is an apocalyptic number.

324849840 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 324849840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605794560).

324849840 is an abundant number, since it is smaller than the sum of its proper divisors (886739280).

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

324849840 is a wasteful number, since it uses less digits than its factorization.

324849840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10219 (or 10213 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The square root of 324849840 is about 18023.5912070819. The cubic root of 324849840 is about 687.4285298707.

It can be divided in two parts, 32484 and 9840, that added together give a palindrome (42324).

The spelling of 324849840 in words is "three hundred twenty-four million, eight hundred forty-nine thousand, eight hundred forty".