2216798 has 8 divisors (see below), whose sum is σ = 3343008. Its totient is φ = 1102464.

The previous prime is 2216777. The next prime is 2216803. The reversal of 2216798 is 8976122.

It is a happy number.

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

It is an Ulam number.

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, 2486 + ... + 3257.

It is an arithmetic number, because the mean of its divisors is an integer number (417876).

2^2216798 is an apocalyptic number.

2216798 is a deficient number, since it is larger than the sum of its proper divisors (1126210).

2216798 is a wasteful number, since it uses less digits than its factorization.

2216798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938.

The product of its digits is 12096, while the sum is 35.

The square root of 2216798 is about 1488.8915339943. The cubic root of 2216798 is about 130.3893259734.

The spelling of 2216798 in words is "two million, two hundred sixteen thousand, seven hundred ninety-eight".