52542324 has 24 divisors (see below), whose sum is σ = 136221120. Its totient is φ = 17514072.

The previous prime is 52542323. The next prime is 52542337. The reversal of 52542324 is 42324525.

It is a happy number.

It is a super-2 number, since 2×52542324² = 5521391622641952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52542323) 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, 243144 + ... + 243359.

It is an arithmetic number, because the mean of its divisors is an integer number (5675880).

Almost surely, 2^52542324 is an apocalyptic number.

52542324 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

52542324 is an abundant number, since it is smaller than the sum of its proper divisors (83678796).

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

52542324 is a wasteful number, since it uses less digits than its factorization.

52542324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486516 (or 486508 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 52542324 is about 7248.6084181724. The cubic root of 52542324 is about 374.5442142494.

Adding to 52542324 its reverse (42324525), we get a palindrome (94866849).

It can be divided in two parts, 525 and 42324, that added together give a square (42849 = 207²).

The spelling of 52542324 in words is "fifty-two million, five hundred forty-two thousand, three hundred twenty-four".