5258240 has 88 divisors (see below), whose sum is σ = 13755840. Its totient is φ = 1916928.

The previous prime is 5258233. The next prime is 5258249. The reversal of 5258240 is 428525.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5258249) 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, 66521 + ... + 66599.

Almost surely, 2^5258240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5258240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6877920).

5258240 is an abundant number, since it is smaller than the sum of its proper divisors (8497600).

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

5258240 is a wasteful number, since it uses less digits than its factorization.

5258240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 5258240 is about 2293.0852579004. The cubic root of 5258240 is about 173.8922131573.

The spelling of 5258240 in words is "five million, two hundred fifty-eight thousand, two hundred forty".