2216364 has 24 divisors (see below), whose sum is σ = 5203968. Its totient is φ = 734160.

The previous prime is 2216363. The next prime is 2216377. The reversal of 2216364 is 4636122.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216363) 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, 1809 + ... + 2775.

It is an arithmetic number, because the mean of its divisors is an integer number (216832).

2^2216364 is an apocalyptic number.

It is an amenable number.

2216364 is an abundant number, since it is smaller than the sum of its proper divisors (2987604).

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

2216364 is a wasteful number, since it uses less digits than its factorization.

2216364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165 (or 1163 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 2216364 is about 1488.7457808504. The cubic root of 2216364 is about 130.3808163030.

The spelling of 2216364 in words is "two million, two hundred sixteen thousand, three hundred sixty-four".