2213898636 has 12 divisors (see below), whose sum is σ = 5165763512. Its totient is φ = 737966208.

The previous prime is 2213898629. The next prime is 2213898647. The reversal of 2213898636 is 6368983122.

2213898636 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92245765 + ... + 92245788.

Almost surely, 2^2213898636 is an apocalyptic number.

It is an amenable number.

2213898636 is an abundant number, since it is smaller than the sum of its proper divisors (2951864876).

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

2213898636 is a wasteful number, since it uses less digits than its factorization.

2213898636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184491560 (or 184491558 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 2213898636 is about 47052.0842896465. The cubic root of 2213898636 is about 1303.3245550015.

The spelling of 2213898636 in words is "two billion, two hundred thirteen million, eight hundred ninety-eight thousand, six hundred thirty-six".