2259968 has 22 divisors (see below), whose sum is σ = 4519776. Its totient is φ = 1129472.

The previous prime is 2259967. The next prime is 2260009. The reversal of 2259968 is 8699522.

It is a super-2 number, since 2×2259968² = 10214910722048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80 + ... + 2127.

2^2259968 is an apocalyptic number.

It is an amenable number.

2259968 is a deficient number, since it is larger than the sum of its proper divisors (2259808).

2259968 is an equidigital number, since it uses as much as digits as its factorization.

2259968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2227 (or 2209 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The square root of 2259968 is about 1503.3189947579. The cubic root of 2259968 is about 131.2302924303.

The spelling of 2259968 in words is "two million, two hundred fifty-nine thousand, nine hundred sixty-eight".