322253250 has 192 divisors, whose sum is σ = 914239872. Its totient is φ = 75504000.

The previous prime is 322253233. The next prime is 322253293. The reversal of 322253250 is 52352223.

It is a self number, because there is not a number n which added to its sum of digits gives 322253250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4809717 + ... + 4809783.

It is an arithmetic number, because the mean of its divisors is an integer number (4761666).

Almost surely, 2^322253250 is an apocalyptic number.

322253250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 322253250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457119936).

322253250 is an abundant number, since it is smaller than the sum of its proper divisors (591986622).

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

322253250 is a wasteful number, since it uses less digits than its factorization.

322253250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 322253250 is about 17951.4135933636. The cubic root of 322253250 is about 685.5920432513.

The spelling of 322253250 in words is "three hundred twenty-two million, two hundred fifty-three thousand, two hundred fifty".