4563220 has 24 divisors (see below), whose sum is σ = 9652608. Its totient is φ = 1812000.

The previous prime is 4563217. The next prime is 4563239. The reversal of 4563220 is 223654.

It is a happy number.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4563191 and 4563200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2265 + ... + 3775.

It is an arithmetic number, because the mean of its divisors is an integer number (402192).

Almost surely, 2^4563220 is an apocalyptic number.

It is an amenable number.

4563220 is an abundant number, since it is smaller than the sum of its proper divisors (5089388).

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

4563220 is a wasteful number, since it uses less digits than its factorization.

4563220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671 (or 1669 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 4563220 is about 2136.1694689327. The cubic root of 4563220 is about 165.8659100052.

Adding to 4563220 its reverse (223654), we get a palindrome (4786874).

The spelling of 4563220 in words is "four million, five hundred sixty-three thousand, two hundred twenty".