52506552 has 64 divisors (see below), whose sum is σ = 154091520. Its totient is φ = 14594688.

The previous prime is 52506541. The next prime is 52506581. The reversal of 52506552 is 25560525.

52506552 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 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 15 ways as a sum of consecutive naturals, for example, 1993 + ... + 10439.

It is an arithmetic number, because the mean of its divisors is an integer number (2407680).

Almost surely, 2^52506552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52506552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77045760).

52506552 is an abundant number, since it is smaller than the sum of its proper divisors (101584968).

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

52506552 is a wasteful number, since it uses less digits than its factorization.

52506552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8500 (or 8496 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 52506552 is about 7246.1404899436. The cubic root of 52506552 is about 374.4591955675.

The spelling of 52506552 in words is "fifty-two million, five hundred six thousand, five hundred fifty-two".