5228240 has 20 divisors (see below), whose sum is σ = 12155844. Its totient is φ = 2091264.

The previous prime is 5228239. The next prime is 5228263. The reversal of 5228240 is 428225.

It can be written as a sum of positive squares in 2 ways, for example, as 3400336 + 1827904 = 1844^2 + 1352^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32597 + ... + 32756.

Almost surely, 2^5228240 is an apocalyptic number.

It is an amenable number.

5228240 is an abundant number, since it is smaller than the sum of its proper divisors (6927604).

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

5228240 is a wasteful number, since it uses less digits than its factorization.

5228240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65366 (or 65360 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 5228240 is about 2286.5344956943. The cubic root of 5228240 is about 173.5608780156.

The spelling of 5228240 in words is "five million, two hundred twenty-eight thousand, two hundred forty".