522087552 has 192 divisors, whose sum is σ = 1793037600. Its totient is φ = 149119488.

The previous prime is 522087541. The next prime is 522087583. The reversal of 522087552 is 255780225.

522087552 is a `hidden beast` number, since 5 + 2 + 20 + 87 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167803 + ... + 170885.

Almost surely, 2^522087552 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 522087552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (896518800).

522087552 is an abundant number, since it is smaller than the sum of its proper divisors (1270950048).

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

522087552 is a wasteful number, since it uses less digits than its factorization.

522087552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3120 (or 3095 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 522087552 is about 22849.2352607259. The cubic root of 522087552 is about 805.2198013525.

The spelling of 522087552 in words is "five hundred twenty-two million, eighty-seven thousand, five hundred fifty-two".