322134340 has 48 divisors (see below), whose sum is σ = 742944384. Its totient is φ = 116352000.

The previous prime is 322134311. The next prime is 322134359. The reversal of 322134340 is 43431223.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28372 + ... + 38068.

It is an arithmetic number, because the mean of its divisors is an integer number (15478008).

Almost surely, 2^322134340 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 322134340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371472192).

322134340 is an abundant number, since it is smaller than the sum of its proper divisors (420810044).

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

322134340 is a wasteful number, since it uses less digits than its factorization.

322134340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9868 (or 9866 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 322134340 is about 17948.1012923373. The cubic root of 322134340 is about 685.5077060835.

Adding to 322134340 its reverse (43431223), we get a palindrome (365565563).

The spelling of 322134340 in words is "three hundred twenty-two million, one hundred thirty-four thousand, three hundred forty".