2216533404 has 24 divisors (see below), whose sum is σ = 5173266448. Its totient is φ = 738650880.

The previous prime is 2216533399. The next prime is 2216533409. The reversal of 2216533404 is 4043356122.

It is an interprime number because it is at equal distance from previous prime (2216533399) and next prime (2216533409).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216533409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28014 + ... + 72234.

Almost surely, 2^2216533404 is an apocalyptic number.

It is an amenable number.

2216533404 is an abundant number, since it is smaller than the sum of its proper divisors (2956733044).

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

2216533404 is a wasteful number, since it uses less digits than its factorization.

2216533404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48405 (or 48403 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2216533404 is about 47080.0743839684. The cubic root of 2216533404 is about 1303.8413803009.

Adding to 2216533404 its reverse (4043356122), we get a palindrome (6259889526).

The spelling of 2216533404 in words is "two billion, two hundred sixteen million, five hundred thirty-three thousand, four hundred four".