2216535 has 8 divisors (see below), whose sum is σ = 3546480. Its totient is φ = 1182144.

The previous prime is 2216519. The next prime is 2216551. The reversal of 2216535 is 5356122.

2216535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2216519) and next prime (2216551).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2216535 - 2⁴ = 2216519 is a prime.

2216535 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73870 + ... + 73899.

It is an arithmetic number, because the mean of its divisors is an integer number (443310).

2^2216535 is an apocalyptic number.

2216535 is a deficient number, since it is larger than the sum of its proper divisors (1329945).

2216535 is a wasteful number, since it uses less digits than its factorization.

2216535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147777.

The product of its digits is 1800, while the sum is 24.

The square root of 2216535 is about 1488.8032106360. The cubic root of 2216535 is about 130.3841693242.

The spelling of 2216535 in words is "two million, two hundred sixteen thousand, five hundred thirty-five".