2213533732 has 12 divisors (see below), whose sum is σ = 3978378460. Its totient is φ = 1076854176.

The previous prime is 2213533681. The next prime is 2213533733. The reversal of 2213533732 is 2373353122.

2213533732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 981944896 + 1231588836 = 31336^2 + 35094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2213533694 and 2213533703.

It is not an unprimeable number, because it can be changed into a prime (2213533733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7478007 + ... + 7478302.

Almost surely, 2^2213533732 is an apocalyptic number.

It is an amenable number.

2213533732 is a deficient number, since it is larger than the sum of its proper divisors (1764844728).

2213533732 is a wasteful number, since it uses less digits than its factorization.

2213533732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14956350 (or 14956348 counting only the distinct ones).

The product of its digits is 22680, while the sum is 31.

The square root of 2213533732 is about 47048.2064695351. The cubic root of 2213533732 is about 1303.2529446053.

Adding to 2213533732 its reverse (2373353122), we get a palindrome (4586886854).

The spelling of 2213533732 in words is "two billion, two hundred thirteen million, five hundred thirty-three thousand, seven hundred thirty-two".