2216431602 has 72 divisors (see below), whose sum is σ = 6094185552. Its totient is φ = 575694000.

The previous prime is 2216431601. The next prime is 2216431631. The reversal of 2216431602 is 2061346122.

2216431602 is a `hidden beast` number, since 2 + 2 + 1 + 643 + 16 + 0 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (2216431601) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 104524 + ... + 123927.

It is an arithmetic number, because the mean of its divisors is an integer number (84641466).

Almost surely, 2^2216431602 is an apocalyptic number.

2216431602 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2216431602 is an abundant number, since it is smaller than the sum of its proper divisors (3877753950).

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

2216431602 is a wasteful number, since it uses less digits than its factorization.

2216431602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228484 (or 228474 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2216431602 is about 47078.9932135342. The cubic root of 2216431602 is about 1303.8214188464.

Adding to 2216431602 its reverse (2061346122), we get a palindrome (4277777724).

The spelling of 2216431602 in words is "two billion, two hundred sixteen million, four hundred thirty-one thousand, six hundred two".