2347240 has 64 divisors (see below), whose sum is σ = 6168960. Its totient is φ = 787200.

The previous prime is 2347237. The next prime is 2347249. The reversal of 2347240 is 427432.

It is not an unprimeable number, because it can be changed into a prime (2347249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23190 + ... + 23290.

It is an arithmetic number, because the mean of its divisors is an integer number (96390).

2^2347240 is an apocalyptic number.

2347240 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 2347240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3084480).

2347240 is an abundant number, since it is smaller than the sum of its proper divisors (3821720).

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

2347240 is a wasteful number, since it uses less digits than its factorization.

2347240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 2347240 is about 1532.0704944617. The cubic root of 2347240 is about 132.8982205097.

The spelling of 2347240 in words is "two million, three hundred forty-seven thousand, two hundred forty".