2340394290 has 256 divisors, whose sum is σ = 7033098240. Its totient is φ = 549918720.

The previous prime is 2340394271. The next prime is 2340394307. The reversal of 2340394290 is 924930432.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14906892 + ... + 14907048.

It is an arithmetic number, because the mean of its divisors is an integer number (27473040).

Almost surely, 2^2340394290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2340394290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3516549120).

2340394290 is an abundant number, since it is smaller than the sum of its proper divisors (4692703950).

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

2340394290 is a wasteful number, since it uses less digits than its factorization.

2340394290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 2340394290 is about 48377.6217894183. The cubic root of 2340394290 is about 1327.6889577491.

The spelling of 2340394290 in words is "two billion, three hundred forty million, three hundred ninety-four thousand, two hundred ninety".