52542424 has 16 divisors (see below), whose sum is σ = 107473320. Its totient is φ = 23882880.

The previous prime is 52542421. The next prime is 52542437. The reversal of 52542424 is 42424525.

It is a junction number, because it is equal to n+sod(n) for n = 52542392 and 52542401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52542421) 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, 298449 + ... + 298624.

Almost surely, 2^52542424 is an apocalyptic number.

It is an amenable number.

52542424 is an abundant number, since it is smaller than the sum of its proper divisors (54930896).

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

52542424 is a wasteful number, since it uses less digits than its factorization.

52542424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597090 (or 597086 counting only the distinct ones).

The product of its digits is 12800, while the sum is 28.

The square root of 52542424 is about 7248.6153160449. The cubic root of 52542424 is about 374.5444518635.

Adding to 52542424 its reverse (42424525), we get a palindrome (94966949).

The spelling of 52542424 in words is "fifty-two million, five hundred forty-two thousand, four hundred twenty-four".