2331456 has 28 divisors (see below), whose sum is σ = 6169152. Its totient is φ = 777088.

The previous prime is 2331451. The next prime is 2331463. The reversal of 2331456 is 6541332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 2¹⁵ + 3⁸ + 3¹⁰ + 1 + 4² + 5⁹ + 6⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5880 + ... + 6263.

2^2331456 is an apocalyptic number.

It is an amenable number.

2331456 is an abundant number, since it is smaller than the sum of its proper divisors (3837696).

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

2331456 is a wasteful number, since it uses less digits than its factorization.

2331456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12158 (or 12148 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 2331456 is about 1526.9106064207. The cubic root of 2331456 is about 132.5996592108.

Adding to 2331456 its reverse (6541332), we get a palindrome (8872788).

The spelling of 2331456 in words is "two million, three hundred thirty-one thousand, four hundred fifty-six".