5235840 has 160 divisors (see below), whose sum is σ = 18883260. Its totient is φ = 1382400.

The previous prime is 5235827. The next prime is 5235851. The reversal of 5235840 is 485325.

It can be written as a sum of positive squares in 2 ways, for example, as 4981824 + 254016 = 2232^2 + 504^2 .

It is a tau number, because it is divible by the number of its divisors (160).

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

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 51790 + ... + 51890.

Almost surely, 2^5235840 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 5235840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9441630).

5235840 is an abundant number, since it is smaller than the sum of its proper divisors (13647420).

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

5235840 is a wasteful number, since it uses less digits than its factorization.

5235840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5235840 is about 2288.1957958182. The cubic root of 5235840 is about 173.6449358782.

The spelling of 5235840 in words is "five million, two hundred thirty-five thousand, eight hundred forty".