5186840 has 16 divisors (see below), whose sum is σ = 11670480. Its totient is φ = 2074720.

The previous prime is 5186837. The next prime is 5186849. The reversal of 5186840 is 486815.

It is a junction number, because it is equal to n+sod(n) for n = 5186797 and 5186806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5186849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64796 + ... + 64875.

It is an arithmetic number, because the mean of its divisors is an integer number (729405).

Almost surely, 2^5186840 is an apocalyptic number.

It is an amenable number.

5186840 is an abundant number, since it is smaller than the sum of its proper divisors (6483640).

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

5186840 is a wasteful number, since it uses less digits than its factorization.

5186840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129682 (or 129678 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 5186840 is about 2277.4635013541. The cubic root of 5186840 is about 173.1015475189.

The spelling of 5186840 in words is "five million, one hundred eighty-six thousand, eight hundred forty".