2216036 has 12 divisors (see below), whose sum is σ = 3951612. Its totient is φ = 1087008.

The previous prime is 2216021. The next prime is 2216047. The reversal of 2216036 is 6306122.

2216036 = T₂₅ + T₂₆ + ... + T₂₃₆.

It can be written as a sum of positive squares in 2 ways, for example, as 1960000 + 256036 = 1400^2 + 506^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2215999 and 2216017.

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, 5015 + ... + 5438.

It is an arithmetic number, because the mean of its divisors is an integer number (329301).

2^2216036 is an apocalyptic number.

It is an amenable number.

2216036 is a deficient number, since it is larger than the sum of its proper divisors (1735576).

2216036 is a wasteful number, since it uses less digits than its factorization.

2216036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10510 (or 10508 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2216036 is about 1488.6356169325. The cubic root of 2216036 is about 130.3743842943.

The spelling of 2216036 in words is "two million, two hundred sixteen thousand, thirty-six".