2343456 has 72 divisors (see below), whose sum is σ = 6814080. Its totient is φ = 763776.

The previous prime is 2343449. The next prime is 2343487. The reversal of 2343456 is 6543432.

2343456 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a tau number, because it is divible by the number of its divisors (72).

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22701 + ... + 22803.

It is an arithmetic number, because the mean of its divisors is an integer number (94640).

2^2343456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2343456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3407040).

2343456 is an abundant number, since it is smaller than the sum of its proper divisors (4470624).

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

2343456 is a wasteful number, since it uses less digits than its factorization.

2343456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 187 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 2343456 is about 1530.8350662302. The cubic root of 2343456 is about 132.8267667535.

Adding to 2343456 its reverse (6543432), we get a palindrome (8886888).

The spelling of 2343456 in words is "two million, three hundred forty-three thousand, four hundred fifty-six".