52553400 has 48 divisors (see below), whose sum is σ = 162917400. Its totient is φ = 14014080.

The previous prime is 52553399. The next prime is 52553429. The reversal of 52553400 is 435525.

52553400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43195 + ... + 44394.

Almost surely, 2^52553400 is an apocalyptic number.

52553400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52553400 is an abundant number, since it is smaller than the sum of its proper divisors (110364000).

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

52553400 is a wasteful number, since it uses less digits than its factorization.

52553400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87608 (or 87599 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 52553400 is about 7249.3723866277. The cubic root of 52553400 is about 374.5705305593.

Adding to 52553400 its reverse (435525), we get a palindrome (52988925).

The spelling of 52553400 in words is "fifty-two million, five hundred fifty-three thousand, four hundred".