52552285 has 12 divisors (see below), whose sum is σ = 65168604. Its totient is φ = 40681920.

The previous prime is 52552277. The next prime is 52552319. The reversal of 52552285 is 58225525.

It is a happy number.

52552285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37295449 + 15256836 = 6107^2 + 3906^2 .

It is not a de Polignac number, because 52552285 - 2³ = 52552277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52552285.

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, 664 + ... + 10273.

It is an arithmetic number, because the mean of its divisors is an integer number (5430717).

Almost surely, 2^52552285 is an apocalyptic number.

It is an amenable number.

52552285 is a deficient number, since it is larger than the sum of its proper divisors (12616319).

52552285 is a wasteful number, since it uses less digits than its factorization.

52552285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11004 (or 10973 counting only the distinct ones).

The product of its digits is 40000, while the sum is 34.

The square root of 52552285 is about 7249.2954830107. The cubic root of 52552285 is about 374.5678815135.

The spelling of 52552285 in words is "fifty-two million, five hundred fifty-two thousand, two hundred eighty-five".