4283280 has 100 divisors (see below), whose sum is σ = 14898972. Its totient is φ = 1140480.

The previous prime is 4283261. The next prime is 4283297. The reversal of 4283280 is 823824.

It can be written as a sum of positive squares in 2 ways, for example, as 2509056 + 1774224 = 1584^2 + 1332^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6150 + ... + 6810.

Almost surely, 2^4283280 is an apocalyptic number.

4283280 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4283280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7449486).

4283280 is an abundant number, since it is smaller than the sum of its proper divisors (10615692).

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

4283280 is a wasteful number, since it uses less digits than its factorization.

4283280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4283280 is about 2069.6086586599. The cubic root of 4283280 is about 162.4022923471.

The spelling of 4283280 in words is "four million, two hundred eighty-three thousand, two hundred eighty".