2220896 has 12 divisors (see below), whose sum is σ = 4372452. Its totient is φ = 1110432.

The previous prime is 2220893. The next prime is 2220913. The reversal of 2220896 is 6980222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34670 + ... + 34733.

It is an arithmetic number, because the mean of its divisors is an integer number (364371).

2^2220896 is an apocalyptic number.

It is an amenable number.

2220896 is a deficient number, since it is larger than the sum of its proper divisors (2151556).

2220896 is an equidigital number, since it uses as much as digits as its factorization.

2220896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69413 (or 69405 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2220896 is about 1490.2670901553. The cubic root of 2220896 is about 130.4696229506.

The spelling of 2220896 in words is "two million, two hundred twenty thousand, eight hundred ninety-six".