2343440032 has 12 divisors (see below), whose sum is σ = 4613647626. Its totient is φ = 1171720000.

The previous prime is 2343440027. The next prime is 2343440051. The reversal of 2343440032 is 2300443432.

It can be written as a sum of positive squares in only one way, i.e., 1574819856 + 768620176 = 39684^2 + 27724^2 .

It is a super-2 number, since 2×2343440032² = 10983422367160322048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2343439979 and 2343440006.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36616219 + ... + 36616282.

Almost surely, 2^2343440032 is an apocalyptic number.

It is an amenable number.

2343440032 is a deficient number, since it is larger than the sum of its proper divisors (2270207594).

2343440032 is an equidigital number, since it uses as much as digits as its factorization.

2343440032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73232511 (or 73232503 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 2343440032 is about 48409.0903860009. The cubic root of 2343440032 is about 1328.2646506474.

Adding to 2343440032 its reverse (2300443432), we get a palindrome (4643883464).

The spelling of 2343440032 in words is "two billion, three hundred forty-three million, four hundred forty thousand, thirty-two".