332021420 has 24 divisors (see below), whose sum is σ = 698776848. Its totient is φ = 132516800.

The previous prime is 332021411. The next prime is 332021449. The reversal of 332021420 is 24120233.

It is a super-2 number, since 2×332021420² = 220476446677632800, which contains 22 as substring.

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, 8786 + ... + 27225.

It is an arithmetic number, because the mean of its divisors is an integer number (29115702).

Almost surely, 2^332021420 is an apocalyptic number.

It is an amenable number.

332021420 is an abundant number, since it is smaller than the sum of its proper divisors (366755428).

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

332021420 is a wasteful number, since it uses less digits than its factorization.

332021420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36481 (or 36479 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 332021420 is about 18221.4549364204. The cubic root of 332021420 is about 692.4504484782.

Adding to 332021420 its reverse (24120233), we get a palindrome (356141653).

The spelling of 332021420 in words is "three hundred thirty-two million, twenty-one thousand, four hundred twenty".