6420232 has 32 divisors (see below), whose sum is σ = 14817600. Its totient is φ = 2539584.

The previous prime is 6420221. The next prime is 6420259. The reversal of 6420232 is 2320246.

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, 3682 + ... + 5137.

It is an arithmetic number, because the mean of its divisors is an integer number (463050).

Almost surely, 2^6420232 is an apocalyptic number.

It is an amenable number.

6420232 is an abundant number, since it is smaller than the sum of its proper divisors (8397368).

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

6420232 is a wasteful number, since it uses less digits than its factorization.

6420232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8845 (or 8841 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 6420232 is about 2533.8176729986. The cubic root of 6420232 is about 185.8589905164.

Adding to 6420232 its reverse (2320246), we get a palindrome (8740478).

The spelling of 6420232 in words is "six million, four hundred twenty thousand, two hundred thirty-two".