322299216 has 80 divisors (see below), whose sum is σ = 928869120. Its totient is φ = 106997760.

The previous prime is 322299199. The next prime is 322299217. The reversal of 322299216 is 612992223.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322299217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115696 + ... + 118448.

It is an arithmetic number, because the mean of its divisors is an integer number (11610864).

Almost surely, 2^322299216 is an apocalyptic number.

322299216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 322299216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464434560).

322299216 is an abundant number, since it is smaller than the sum of its proper divisors (606569904).

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

322299216 is a wasteful number, since it uses less digits than its factorization.

322299216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041 (or 3029 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 322299216 is about 17952.6938368591. The cubic root of 322299216 is about 685.6246391735.

The spelling of 322299216 in words is "three hundred twenty-two million, two hundred ninety-nine thousand, two hundred sixteen".