52812550 has 24 divisors (see below), whose sum is σ = 112265136. Its totient is φ = 18107040.

The previous prime is 52812521. The next prime is 52812553. The reversal of 52812550 is 5521825.

52812550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52812553) by changing a digit.

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, 75097 + ... + 75796.

It is an arithmetic number, because the mean of its divisors is an integer number (4677714).

Almost surely, 2^52812550 is an apocalyptic number.

52812550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52812550 is an abundant number, since it is smaller than the sum of its proper divisors (59452586).

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

52812550 is a wasteful number, since it uses less digits than its factorization.

52812550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150912 (or 150907 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 52812550 is about 7267.2243669781. The cubic root of 52812550 is about 375.1852122125.

The spelling of 52812550 in words is "fifty-two million, eight hundred twelve thousand, five hundred fifty".