6432280 has 16 divisors (see below), whose sum is σ = 14472720. Its totient is φ = 2572896.

The previous prime is 6432269. The next prime is 6432281. The reversal of 6432280 is 822346.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6432281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80364 + ... + 80443.

It is an arithmetic number, because the mean of its divisors is an integer number (904545).

Almost surely, 2^6432280 is an apocalyptic number.

It is an amenable number.

6432280 is an abundant number, since it is smaller than the sum of its proper divisors (8040440).

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

6432280 is a wasteful number, since it uses less digits than its factorization.

6432280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160818 (or 160814 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 6432280 is about 2536.1939988889. The cubic root of 6432280 is about 185.9751768623.

The spelling of 6432280 in words is "six million, four hundred thirty-two thousand, two hundred eighty".