2338563840 has 144 divisors (see below), whose sum is σ = 7492077600. Its totient is φ = 621674496.

The previous prime is 2338563839. The next prime is 2338563853. The reversal of 2338563840 is 483658332.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2338563792 and 2338563801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569816 + ... + 1571304.

Almost surely, 2^2338563840 is an apocalyptic number.

2338563840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2338563840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3746038800).

2338563840 is an abundant number, since it is smaller than the sum of its proper divisors (5153513760).

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

2338563840 is a wasteful number, since it uses less digits than its factorization.

2338563840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922 (or 1908 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The square root of 2338563840 is about 48358.6997343808. The cubic root of 2338563840 is about 1327.3427337362.

The spelling of 2338563840 in words is "two billion, three hundred thirty-eight million, five hundred sixty-three thousand, eight hundred forty".