6614220 has 24 divisors (see below), whose sum is σ = 18519984. Its totient is φ = 1763776.

The previous prime is 6614203. The next prime is 6614221. The reversal of 6614220 is 224166.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6614221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55059 + ... + 55178.

It is an arithmetic number, because the mean of its divisors is an integer number (771666).

Almost surely, 2^6614220 is an apocalyptic number.

6614220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6614220 is an abundant number, since it is smaller than the sum of its proper divisors (11905764).

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

6614220 is a wasteful number, since it uses less digits than its factorization.

6614220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110249 (or 110247 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 6614220 is about 2571.8125903728. The cubic root of 6614220 is about 187.7123638289.

Adding to 6614220 its reverse (224166), we get a palindrome (6838386).

The spelling of 6614220 in words is "six million, six hundred fourteen thousand, two hundred twenty".