2843424 has 60 divisors (see below), whose sum is σ = 8370054. Its totient is φ = 946944.

The previous prime is 2843411. The next prime is 2843429. The reversal of 2843424 is 4243482.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2624400 + 219024 = 1620^2 + 468^2 .

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2843429) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2044 + ... + 3140.

2^2843424 is an apocalyptic number.

2843424 is a gapful number since it is divisible by the number (24) 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 2843424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4185027).

2843424 is an abundant number, since it is smaller than the sum of its proper divisors (5526630).

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

2843424 is a wasteful number, since it uses less digits than its factorization.

2843424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119 (or 1102 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 2843424 is about 1686.2455337228. The cubic root of 2843424 is about 141.6708636973.

The spelling of 2843424 in words is "two million, eight hundred forty-three thousand, four hundred twenty-four".