52532400 has 60 divisors (see below), whose sum is σ = 168282632. Its totient is φ = 14008320.

The previous prime is 52532327. The next prime is 52532419. The reversal of 52532400 is 423525.

It is a tau number, because it is divible by the number of its divisors (60).

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, 20689 + ... + 23088.

Almost surely, 2^52532400 is an apocalyptic number.

52532400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52532400 is an abundant number, since it is smaller than the sum of its proper divisors (115750232).

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

52532400 is a wasteful number, since it uses less digits than its factorization.

52532400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43798 (or 43787 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 52532400 is about 7247.9238406595. The cubic root of 52532400 is about 374.5206319222.

Adding to 52532400 its reverse (423525), we get a palindrome (52955925).

The spelling of 52532400 in words is "fifty-two million, five hundred thirty-two thousand, four hundred".