5628240 has 60 divisors (see below), whose sum is σ = 18903924. Its totient is φ = 1500672.

The previous prime is 5628239. The next prime is 5628247. The reversal of 5628240 is 428265.

It can be written as a sum of positive squares in 2 ways, for example, as 646416 + 4981824 = 804^2 + 2232^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5628247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3189 + ... + 4628.

Almost surely, 2^5628240 is an apocalyptic number.

It is an amenable number.

5628240 is an abundant number, since it is smaller than the sum of its proper divisors (13275684).

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

5628240 is a wasteful number, since it uses less digits than its factorization.

5628240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836 (or 7827 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 5628240 is about 2372.3911987697. The cubic root of 5628240 is about 177.8788048463.

The spelling of 5628240 in words is "five million, six hundred twenty-eight thousand, two hundred forty".