4400223993 has 40 divisors (see below), whose sum is σ = 7269072096. Its totient is φ = 2630232000.

The previous prime is 4400223983. The next prime is 4400224021. The reversal of 4400223993 is 3993220044.

It is not a de Polignac number, because 4400223993 - 2⁴ = 4400223977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4400223913) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 31218 + ... + 98868.

Almost surely, 2^4400223993 is an apocalyptic number.

It is an amenable number.

4400223993 is a deficient number, since it is larger than the sum of its proper divisors (2868848103).

4400223993 is a wasteful number, since it uses less digits than its factorization.

4400223993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67747 (or 67738 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 4400223993 is about 66334.1841963855. The cubic root of 4400223993 is about 1638.6703471278.

The spelling of 4400223993 in words is "four billion, four hundred million, two hundred twenty-three thousand, nine hundred ninety-three".