4521630252 has 48 divisors (see below), whose sum is σ = 10614038400. Its totient is φ = 1498152192.

The previous prime is 4521630247. The next prime is 4521630263. The reversal of 4521630252 is 2520361254.

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, 2660499 + ... + 2662197.

It is an arithmetic number, because the mean of its divisors is an integer number (221125800).

Almost surely, 2^4521630252 is an apocalyptic number.

It is an amenable number.

4521630252 is an abundant number, since it is smaller than the sum of its proper divisors (6092408148).

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

4521630252 is a wasteful number, since it uses less digits than its factorization.

4521630252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910 (or 2908 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 4521630252 is about 67243.0684308799. The cubic root of 4521630252 is about 1653.6046388404.

The spelling of 4521630252 in words is "four billion, five hundred twenty-one million, six hundred thirty thousand, two hundred fifty-two".