332316220 has 48 divisors (see below), whose sum is σ = 724852800. Its totient is φ = 127823360.

The previous prime is 332316217. The next prime is 332316223. The reversal of 332316220 is 22613233.

It is an interprime number because it is at equal distance from previous prime (332316217) and next prime (332316223).

It is a super-2 number, since 2×332316220² = 220868140150176800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332316191 and 332316200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332316223) 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, 161961 + ... + 163999.

It is an arithmetic number, because the mean of its divisors is an integer number (15101100).

Almost surely, 2^332316220 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 332316220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362426400).

332316220 is an abundant number, since it is smaller than the sum of its proper divisors (392536580).

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

332316220 is a wasteful number, since it uses less digits than its factorization.

332316220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358 (or 2356 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 332316220 is about 18229.5425066017. The cubic root of 332316220 is about 692.6553288395.

Adding to 332316220 its reverse (22613233), we get a palindrome (354929453).

The spelling of 332316220 in words is "three hundred thirty-two million, three hundred sixteen thousand, two hundred twenty".