332506420 has 24 divisors (see below), whose sum is σ = 717137064. Its totient is φ = 129407616.

The previous prime is 332506411. The next prime is 332506439. The reversal of 332506420 is 24605233.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 88021924 + 244484496 = 9382^2 + 15636^2 .

It is a super-2 number, since 2×332506420² = 221121038682432800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223927 + ... + 225406.

It is an arithmetic number, because the mean of its divisors is an integer number (29880711).

Almost surely, 2^332506420 is an apocalyptic number.

It is an amenable number.

332506420 is an abundant number, since it is smaller than the sum of its proper divisors (384630644).

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

332506420 is a wasteful number, since it uses less digits than its factorization.

332506420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449379 (or 449377 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 332506420 is about 18234.7585670883. The cubic root of 332506420 is about 692.7874499031.

The spelling of 332506420 in words is "three hundred thirty-two million, five hundred six thousand, four hundred twenty".