2216635530 has 32 divisors (see below), whose sum is σ = 5321251584. Its totient is φ = 590955456.

The previous prime is 2216635523. The next prime is 2216635541. The reversal of 2216635530 is 355366122.

It is a junction number, because it is equal to n+sod(n) for n = 2216635491 and 2216635500.

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, 170832 + ... + 183348.

It is an arithmetic number, because the mean of its divisors is an integer number (166289112).

Almost surely, 2^2216635530 is an apocalyptic number.

2216635530 is an abundant number, since it is smaller than the sum of its proper divisors (3104616054).

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

2216635530 is a wasteful number, since it uses less digits than its factorization.

2216635530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18430.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 2216635530 is about 47081.1589704417. The cubic root of 2216635530 is about 1303.8614046716.

The spelling of 2216635530 in words is "two billion, two hundred sixteen million, six hundred thirty-five thousand, five hundred thirty".