323441140 has 24 divisors (see below), whose sum is σ = 740974752. Its totient is φ = 117614880.

The previous prime is 323441113. The next prime is 323441149. The reversal of 323441140 is 41144323.

It is a super-2 number, since 2×323441140² = 209228342088999200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323441149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734874 + ... + 735313.

It is an arithmetic number, because the mean of its divisors is an integer number (30873948).

Almost surely, 2^323441140 is an apocalyptic number.

It is an amenable number.

323441140 is an abundant number, since it is smaller than the sum of its proper divisors (417533612).

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

323441140 is a wasteful number, since it uses less digits than its factorization.

323441140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470207 (or 1470205 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 323441140 is about 17984.4694111336. The cubic root of 323441140 is about 686.4334201149.

Adding to 323441140 its reverse (41144323), we get a palindrome (364585463).

The spelling of 323441140 in words is "three hundred twenty-three million, four hundred forty-one thousand, one hundred forty".