5242540 has 12 divisors (see below), whose sum is σ = 11009376. Its totient is φ = 2097008.

The previous prime is 5242513. The next prime is 5242561. The reversal of 5242540 is 452425.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131044 + ... + 131083.

It is an arithmetic number, because the mean of its divisors is an integer number (917448).

Almost surely, 2^5242540 is an apocalyptic number.

It is an amenable number.

5242540 is an abundant number, since it is smaller than the sum of its proper divisors (5766836).

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

5242540 is a wasteful number, since it uses less digits than its factorization.

5242540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262136 (or 262134 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 5242540 is about 2289.6593633115. The cubic root of 5242540 is about 173.7189720831.

Adding to 5242540 its reverse (452425), we get a palindrome (5694965).

The spelling of 5242540 in words is "five million, two hundred forty-two thousand, five hundred forty".