5236840 has 64 divisors (see below), whose sum is σ = 13737600. Its totient is φ = 1759488.

The previous prime is 5236823. The next prime is 5236843. The reversal of 5236840 is 486325.

5236840 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

5236840 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 5236799 and 5236808.

It is not an unprimeable number, because it can be changed into a prime (5236843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16362 + ... + 16678.

It is an arithmetic number, because the mean of its divisors is an integer number (214650).

Almost surely, 2^5236840 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 5236840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6868800).

5236840 is an abundant number, since it is smaller than the sum of its proper divisors (8500760).

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

5236840 is a wasteful number, since it uses less digits than its factorization.

5236840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 5236840 is about 2288.4142981549. The cubic root of 5236840 is about 173.6559900664.

The spelling of 5236840 in words is "five million, two hundred thirty-six thousand, eight hundred forty".