9423844256 has 48 divisors (see below), whose sum is σ = 19199335680. Its totient is φ = 4548579840.

The previous prime is 9423844247. The next prime is 9423844343. The reversal of 9423844256 is 6524483249.

It is a super-2 number, since 2×9423844256² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9423844256.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394115 + ... + 417341.

It is an arithmetic number, because the mean of its divisors is an integer number (399986160).

Almost surely, 2^9423844256 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 9423844256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9599667840).

9423844256 is an abundant number, since it is smaller than the sum of its proper divisors (9775491424).

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

9423844256 is a wasteful number, since it uses less digits than its factorization.

9423844256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23677 (or 23669 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The square root of 9423844256 is about 97076.4866278132. The cubic root of 9423844256 is about 2112.2372633852.

The spelling of 9423844256 in words is "nine billion, four hundred twenty-three million, eight hundred forty-four thousand, two hundred fifty-six".