52443300 has 288 divisors, whose sum is σ = 199487232. Its totient is φ = 10321920.

The previous prime is 52443299. The next prime is 52443323. The reversal of 52443300 is 334425.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 464044 + ... + 464156.

It is an arithmetic number, because the mean of its divisors is an integer number (692664).

Almost surely, 2^52443300 is an apocalyptic number.

52443300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52443300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99743616).

52443300 is an abundant number, since it is smaller than the sum of its proper divisors (147043932).

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

52443300 is a wasteful number, since it uses less digits than its factorization.

52443300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 52443300 is about 7241.7746443810. The cubic root of 52443300 is about 374.3087711009.

Adding to 52443300 its reverse (334425), we get a palindrome (52777725).

The spelling of 52443300 in words is "fifty-two million, four hundred forty-three thousand, three hundred".