4820280 has 32 divisors (see below), whose sum is σ = 14461200. Its totient is φ = 1285376.

The previous prime is 4820269. The next prime is 4820287. The reversal of 4820280 is 820284.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4820280.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4820287) 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, 19965 + ... + 20204.

Almost surely, 2^4820280 is an apocalyptic number.

4820280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4820280 is an abundant number, since it is smaller than the sum of its proper divisors (9640920).

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

4820280 is a wasteful number, since it uses less digits than its factorization.

4820280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40183 (or 40179 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 4820280 is about 2195.5136073366. The cubic root of 4820280 is about 168.9237661375.

The spelling of 4820280 in words is "four million, eight hundred twenty thousand, two hundred eighty".