324068220 has 144 divisors (see below), whose sum is σ = 1128411648. Its totient is φ = 73745280.

The previous prime is 324068219. The next prime is 324068221. The reversal of 324068220 is 22860423.

324068220 is a `hidden beast` number, since 32 + 406 + 8 + 220 = 666.

It is an interprime number because it is at equal distance from previous prime (324068219) and next prime (324068221).

It is a super-2 number, since 2×324068220² = 210040422427936800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324068221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 391447 + ... + 392273.

It is an arithmetic number, because the mean of its divisors is an integer number (7836192).

Almost surely, 2^324068220 is an apocalyptic number.

324068220 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 324068220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (564205824).

324068220 is an abundant number, since it is smaller than the sum of its proper divisors (804343428).

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

324068220 is a wasteful number, since it uses less digits than its factorization.

324068220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 324068220 is about 18001.8949002598. The cubic root of 324068220 is about 686.8767473378.

The spelling of 324068220 in words is "three hundred twenty-four million, sixty-eight thousand, two hundred twenty".