3202312340 has 48 divisors (see below), whose sum is σ = 6889240512. Its totient is φ = 1249683456.

The previous prime is 3202312331. The next prime is 3202312343. The reversal of 3202312340 is 432132023.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3202312343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1019252 + ... + 1022388.

It is an arithmetic number, because the mean of its divisors is an integer number (143525844).

Almost surely, 2^3202312340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3202312340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3444620256).

3202312340 is an abundant number, since it is smaller than the sum of its proper divisors (3686928172).

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

3202312340 is a wasteful number, since it uses less digits than its factorization.

3202312340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4376 (or 4374 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3202312340 is about 56588.9771952100. The cubic root of 3202312340 is about 1473.9674612196.

Adding to 3202312340 its reverse (432132023), we get a palindrome (3634444363).

The spelling of 3202312340 in words is "three billion, two hundred two million, three hundred twelve thousand, three hundred forty".