2343000040 has 16 divisors (see below), whose sum is σ = 5271750180. Its totient is φ = 937200000.

The previous prime is 2343000031. The next prime is 2343000059. The reversal of 2343000040 is 400003432.

It can be written as a sum of positive squares in 2 ways, for example, as 2286178596 + 56821444 = 47814^2 + 7538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2342999978 and 2343000023.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29287461 + ... + 29287540.

Almost surely, 2^2343000040 is an apocalyptic number.

2343000040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343000040 is an abundant number, since it is smaller than the sum of its proper divisors (2928750140).

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

2343000040 is a wasteful number, since it uses less digits than its factorization.

2343000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58575012 (or 58575008 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2343000040 is about 48404.5456543081. The cubic root of 2343000040 is about 1328.1815161113.

Adding to 2343000040 its reverse (400003432), we get a palindrome (2743003472).

The spelling of 2343000040 in words is "two billion, three hundred forty-three million, forty", and thus it is an aban number.