52442400 has 72 divisors (see below), whose sum is σ = 170707824. Its totient is φ = 13984000.

The previous prime is 52442363. The next prime is 52442417. The reversal of 52442400 is 424425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8526 + ... + 13325.

It is an arithmetic number, because the mean of its divisors is an integer number (2370942).

Almost surely, 2^52442400 is an apocalyptic number.

52442400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52442400 is an abundant number, since it is smaller than the sum of its proper divisors (118265424).

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

52442400 is a wasteful number, since it uses less digits than its factorization.

52442400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21874 (or 21861 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 52442400 is about 7241.7125046497. The cubic root of 52442400 is about 374.3066298689.

Adding to 52442400 its reverse (424425), we get a palindrome (52866825).

It can be divided in two parts, 524 and 42400, that added together give a palindrome (42924).

The spelling of 52442400 in words is "fifty-two million, four hundred forty-two thousand, four hundred".