332421140 has 24 divisors (see below), whose sum is σ = 704266920. Its totient is φ = 131790848.

The previous prime is 332421109. The next prime is 332421151. The reversal of 332421140 is 41124233.

332421140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 36168196 + 296252944 = 6014^2 + 17212^2 .

It is a super-2 number, since 2×332421140² = 221007628637799200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 71285 + ... + 75804.

It is an arithmetic number, because the mean of its divisors is an integer number (29344455).

Almost surely, 2^332421140 is an apocalyptic number.

It is an amenable number.

332421140 is an abundant number, since it is smaller than the sum of its proper divisors (371845780).

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

332421140 is a wasteful number, since it uses less digits than its factorization.

332421140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147211 (or 147209 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 332421140 is about 18232.4200258770. The cubic root of 332421140 is about 692.7282169962.

Adding to 332421140 its reverse (41124233), we get a palindrome (373545373).

The spelling of 332421140 in words is "three hundred thirty-two million, four hundred twenty-one thousand, one hundred forty".