2223923856 has 240 divisors, whose sum is σ = 7599513600. Its totient is φ = 547050240.

The previous prime is 2223923809. The next prime is 2223923861. The reversal of 2223923856 is 6583293222.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 771025 + ... + 773903.

It is an arithmetic number, because the mean of its divisors is an integer number (31664640).

Almost surely, 2^2223923856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2223923856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3799756800).

2223923856 is an abundant number, since it is smaller than the sum of its proper divisors (5375589744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2223923856 is a wasteful number, since it uses less digits than its factorization.

2223923856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938 (or 2921 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 2223923856 is about 47158.4971770730. The cubic root of 2223923856 is about 1305.2888789585.

The spelling of 2223923856 in words is "two billion, two hundred twenty-three million, nine hundred twenty-three thousand, eight hundred fifty-six".