2223959 has 4 divisors (see below), whose sum is σ = 2284104. Its totient is φ = 2163816.

The previous prime is 2223943. The next prime is 2223967. The reversal of 2223959 is 9593222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2223959 - 2⁴ = 2223943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30017 + ... + 30090.

It is an arithmetic number, because the mean of its divisors is an integer number (571026).

2^2223959 is an apocalyptic number.

2223959 is a deficient number, since it is larger than the sum of its proper divisors (60145).

2223959 is an equidigital number, since it uses as much as digits as its factorization.

2223959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60144.

The product of its digits is 9720, while the sum is 32.

The square root of 2223959 is about 1491.2944042006. The cubic root of 2223959 is about 130.5295754618.

The spelling of 2223959 in words is "two million, two hundred twenty-three thousand, nine hundred fifty-nine".