324021140 has 12 divisors (see below), whose sum is σ = 680444436. Its totient is φ = 129608448.

The previous prime is 324021109. The next prime is 324021157. The reversal of 324021140 is 41120423.

It can be written as a sum of positive squares in 2 ways, for example, as 44328964 + 279692176 = 6658^2 + 16724^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8100509 + ... + 8100548.

It is an arithmetic number, because the mean of its divisors is an integer number (56703703).

Almost surely, 2^324021140 is an apocalyptic number.

It is an amenable number.

324021140 is an abundant number, since it is smaller than the sum of its proper divisors (356423296).

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

324021140 is a wasteful number, since it uses less digits than its factorization.

324021140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16201066 (or 16201064 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 324021140 is about 18000.5872126439. The cubic root of 324021140 is about 686.8434830214.

Adding to 324021140 its reverse (41120423), we get a palindrome (365141563).

The spelling of 324021140 in words is "three hundred twenty-four million, twenty-one thousand, one hundred forty".