332020320 has 48 divisors (see below), whose sum is σ = 1045865520. Its totient is φ = 88538624.

The previous prime is 332020313. The next prime is 332020321. The reversal of 332020320 is 23020233.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×332020320² = 220474985785804800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 332020320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332020321) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 345375 + ... + 346334.

It is an arithmetic number, because the mean of its divisors is an integer number (21788865).

Almost surely, 2^332020320 is an apocalyptic number.

332020320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

332020320 is an abundant number, since it is smaller than the sum of its proper divisors (713845200).

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

332020320 is a wasteful number, since it uses less digits than its factorization.

332020320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691727 (or 691719 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 332020320 is about 18221.4247521976. The cubic root of 332020320 is about 692.4496837722.

Adding to 332020320 its reverse (23020233), we get a palindrome (355040553).

The spelling of 332020320 in words is "three hundred thirty-two million, twenty thousand, three hundred twenty".