2343423040 has 168 divisors, whose sum is σ = 6558881472. Its totient is φ = 795110400.

The previous prime is 2343423029. The next prime is 2343423067. The reversal of 2343423040 is 403243432.

It is a junction number, because it is equal to n+sod(n) for n = 2343422996 and 2343423014.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1614315 + ... + 1615765.

Almost surely, 2^2343423040 is an apocalyptic number.

2343423040 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 2343423040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3279440736).

2343423040 is an abundant number, since it is smaller than the sum of its proper divisors (4215458432).

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

2343423040 is a wasteful number, since it uses less digits than its factorization.

2343423040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585 (or 1568 counting only the distinct ones).

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

The square root of 2343423040 is about 48408.9148814555. The cubic root of 2343423040 is about 1328.2614402776.

Adding to 2343423040 its reverse (403243432), we get a palindrome (2746666472).

The spelling of 2343423040 in words is "two billion, three hundred forty-three million, four hundred twenty-three thousand, forty".