5242140 has 36 divisors (see below), whose sum is σ = 15901704. Its totient is φ = 1397856.

The previous prime is 5242117. The next prime is 5242141. The reversal of 5242140 is 412425.

5242140 is a `hidden beast` number, since 524 + 2 + 140 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5242141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14382 + ... + 14741.

It is an arithmetic number, because the mean of its divisors is an integer number (441714).

Almost surely, 2^5242140 is an apocalyptic number.

It is an amenable number.

5242140 is an abundant number, since it is smaller than the sum of its proper divisors (10659564).

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

5242140 is a wasteful number, since it uses less digits than its factorization.

5242140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29138 (or 29133 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 5242140 is about 2289.5720124076. The cubic root of 5242140 is about 173.7145537823.

Adding to 5242140 its reverse (412425), we get a palindrome (5654565).

The spelling of 5242140 in words is "five million, two hundred forty-two thousand, one hundred forty".