5021540 has 24 divisors (see below), whose sum is σ = 10792320. Its totient is φ = 1961568.

The previous prime is 5021537. The next prime is 5021543. The reversal of 5021540 is 451205.

It is an interprime number because it is at equal distance from previous prime (5021537) and next prime (5021543).

It is not an unprimeable number, because it can be changed into a prime (5021543) 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, 2060 + ... + 3779.

It is an arithmetic number, because the mean of its divisors is an integer number (449680).

Almost surely, 2^5021540 is an apocalyptic number.

It is an amenable number.

5021540 is an abundant number, since it is smaller than the sum of its proper divisors (5770780).

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

5021540 is a wasteful number, since it uses less digits than its factorization.

5021540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5891 (or 5889 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 5021540 is about 2240.8792917067. The cubic root of 5021540 is about 171.2427954417.

Adding to 5021540 its reverse (451205), we get a palindrome (5472745).

The spelling of 5021540 in words is "five million, twenty-one thousand, five hundred forty".