6469720 has 16 divisors (see below), whose sum is σ = 14556960. Its totient is φ = 2587872.

The previous prime is 6469703. The next prime is 6469753. The reversal of 6469720 is 279646.

6469720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80832 + ... + 80911.

It is an arithmetic number, because the mean of its divisors is an integer number (909810).

Almost surely, 2^6469720 is an apocalyptic number.

It is an amenable number.

6469720 is an abundant number, since it is smaller than the sum of its proper divisors (8087240).

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

6469720 is a wasteful number, since it uses less digits than its factorization.

6469720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161754 (or 161750 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 6469720 is about 2543.5644281205. The cubic root of 6469720 is about 186.3353106770.

The spelling of 6469720 in words is "six million, four hundred sixty-nine thousand, seven hundred twenty".