2216532 has 12 divisors (see below), whose sum is σ = 5171936. Its totient is φ = 738840.

The previous prime is 2216519. The next prime is 2216551. The reversal of 2216532 is 2356122.

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

It is a junction number, because it is equal to n+sod(n) for n = 2216499 and 2216508.

It is a congruent number.

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, 92344 + ... + 92367.

2^2216532 is an apocalyptic number.

It is an amenable number.

2216532 is an abundant number, since it is smaller than the sum of its proper divisors (2955404).

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

2216532 is a wasteful number, since it uses less digits than its factorization.

2216532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184718 (or 184716 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 2216532 is about 1488.8022031150. The cubic root of 2216532 is about 130.3841105007.

The spelling of 2216532 in words is "two million, two hundred sixteen thousand, five hundred thirty-two".