4536522 has 12 divisors (see below), whose sum is σ = 9829170. Its totient is φ = 1512168.

The previous prime is 4536517. The next prime is 4536523. The reversal of 4536522 is 2256354.

4536522 is a `hidden beast` number, since 4 + 5 + 3 + 652 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2313441 + 2223081 = 1521^2 + 1491^2 .

It is not an unprimeable number, because it can be changed into a prime (4536523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125997 + ... + 126032.

Almost surely, 2^4536522 is an apocalyptic number.

4536522 is an abundant number, since it is smaller than the sum of its proper divisors (5292648).

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

4536522 is a wasteful number, since it uses less digits than its factorization.

4536522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252037 (or 252034 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 4536522 is about 2129.9112657573. The cubic root of 4536522 is about 165.5418002442.

The spelling of 4536522 in words is "four million, five hundred thirty-six thousand, five hundred twenty-two".