2323540 has 12 divisors (see below), whose sum is σ = 4879476. Its totient is φ = 929408.

The previous prime is 2323463. The next prime is 2323549. The reversal of 2323540 is 453232.

It can be written as a sum of positive squares in 2 ways, for example, as 715716 + 1607824 = 846^2 + 1268^2 .

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2323549) 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, 58069 + ... + 58108.

It is an arithmetic number, because the mean of its divisors is an integer number (406623).

2^2323540 is an apocalyptic number.

2323540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2323540 is an abundant number, since it is smaller than the sum of its proper divisors (2555936).

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

2323540 is a wasteful number, since it uses less digits than its factorization.

2323540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116186 (or 116184 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2323540 is about 1524.3162401549. The cubic root of 2323540 is about 132.4494170276.

Adding to 2323540 its reverse (453232), we get a palindrome (2776772).

The spelling of 2323540 in words is "two million, three hundred twenty-three thousand, five hundred forty".