2218996 has 24 divisors (see below), whose sum is σ = 4225760. Its totient is φ = 1013472.

The previous prime is 2218969. The next prime is 2218999. The reversal of 2218996 is 6998122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2218999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7075 + ... + 7381.

2^2218996 is an apocalyptic number.

2218996 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2218996 is a deficient number, since it is larger than the sum of its proper divisors (2006764).

2218996 is a wasteful number, since it uses less digits than its factorization.

2218996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 461 counting only the distinct ones).

The product of its digits is 15552, while the sum is 37.

The square root of 2218996 is about 1489.6294841336. The cubic root of 2218996 is about 130.4324062884.

The spelling of 2218996 in words is "two million, two hundred eighteen thousand, nine hundred ninety-six".