332726420 has 48 divisors (see below), whose sum is σ = 758047248. Its totient is φ = 121943040.

The previous prime is 332726413. The next prime is 332726447. The reversal of 332726420 is 24627233.

It can be written as a sum of positive squares in 8 ways, for example, as 34058896 + 298667524 = 5836^2 + 17282^2 .

It is a super-2 number, since 2×332726420² = 221413741132032800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30950 + ... + 40290.

It is an arithmetic number, because the mean of its divisors is an integer number (15792651).

Almost surely, 2^332726420 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 332726420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379023624).

332726420 is an abundant number, since it is smaller than the sum of its proper divisors (425320828).

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

332726420 is a wasteful number, since it uses less digits than its factorization.

332726420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9500 (or 9498 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 332726420 is about 18240.7900048216. The cubic root of 332726420 is about 692.9402084944.

The spelling of 332726420 in words is "three hundred thirty-two million, seven hundred twenty-six thousand, four hundred twenty".