332212320 has 192 divisors, whose sum is σ = 1268628480. Its totient is φ = 80524800.

The previous prime is 332212291. The next prime is 332212327. The reversal of 332212320 is 23212233.

It is a happy number.

332212320 is a `hidden beast` number, since 332 + 2 + 12 + 320 = 666.

It is a super-2 number, since 2×332212320² = 220730051119564800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 332212293 and 332212302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332212327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44025 + ... + 51015.

It is an arithmetic number, because the mean of its divisors is an integer number (6607440).

Almost surely, 2^332212320 is an apocalyptic number.

332212320 is a gapful number since it is divisible by the number (30) 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 332212320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (634314240).

332212320 is an abundant number, since it is smaller than the sum of its proper divisors (936416160).

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

332212320 is a wasteful number, since it uses less digits than its factorization.

332212320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7026 (or 7012 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 332212320 is about 18226.6925140026. The cubic root of 332212320 is about 692.5831341587.

Adding to 332212320 its reverse (23212233), we get a palindrome (355424553).

The spelling of 332212320 in words is "three hundred thirty-two million, two hundred twelve thousand, three hundred twenty".