5260140 has 120 divisors (see below), whose sum is σ = 17563392. Its totient is φ = 1313280.

The previous prime is 5260139. The next prime is 5260159. The reversal of 5260140 is 410625.

It is a happy number.

5260140 is a `hidden beast` number, since 526 + 0 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 27445 + ... + 27635.

Almost surely, 2^5260140 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 5260140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8781696).

5260140 is an abundant number, since it is smaller than the sum of its proper divisors (12303252).

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

5260140 is a wasteful number, since it uses less digits than its factorization.

5260140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 5260140 is about 2293.4995094833. The cubic root of 5260140 is about 173.9131552354.

5260140 divided by its sum of digits (18) gives a triangular number (292230 = T₇₆₄).

Adding to 5260140 its reverse (410625), we get a palindrome (5670765).

The spelling of 5260140 in words is "five million, two hundred sixty thousand, one hundred forty".