2223444399 has 16 divisors (see below), whose sum is σ = 3424343040. Its totient is φ = 1268274560.

The previous prime is 2223444389. The next prime is 2223444407. The reversal of 2223444399 is 9934443222.

It is a cyclic number.

It is not a de Polignac number, because 2223444399 - 2¹⁶ = 2223378863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2223444399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223444319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1981119 + ... + 1982240.

It is an arithmetic number, because the mean of its divisors is an integer number (214021440).

Almost surely, 2^2223444399 is an apocalyptic number.

2223444399 is a deficient number, since it is larger than the sum of its proper divisors (1200898641).

2223444399 is a wasteful number, since it uses less digits than its factorization.

2223444399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963390.

The product of its digits is 373248, while the sum is 42.

The square root of 2223444399 is about 47153.4134395380. The cubic root of 2223444399 is about 1305.1950695612.

The spelling of 2223444399 in words is "two billion, two hundred twenty-three million, four hundred forty-four thousand, three hundred ninety-nine".