6410220 has 48 divisors (see below), whose sum is σ = 18896640. Its totient is φ = 1619136.

The previous prime is 6410179. The next prime is 6410221. The reversal of 6410220 is 220146.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 6410220.

It is not an unprimeable number, because it can be changed into a prime (6410221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672 + ... + 3951.

It is an arithmetic number, because the mean of its divisors is an integer number (393680).

Almost surely, 2^6410220 is an apocalyptic number.

6410220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6410220 is an abundant number, since it is smaller than the sum of its proper divisors (12486420).

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

6410220 is a wasteful number, since it uses less digits than its factorization.

6410220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5654 (or 5652 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 6410220 is about 2531.8412272494. The cubic root of 6410220 is about 185.7623279485.

Adding to 6410220 its reverse (220146), we get a palindrome (6630366).

The spelling of 6410220 in words is "six million, four hundred ten thousand, two hundred twenty".