2320540 has 12 divisors (see below), whose sum is σ = 4873176. Its totient is φ = 928208.

The previous prime is 2320519. The next prime is 2320543. The reversal of 2320540 is 450232.

2320540 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320543) 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, 57994 + ... + 58033.

It is an arithmetic number, because the mean of its divisors is an integer number (406098).

2^2320540 is an apocalyptic number.

2320540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320540 is an abundant number, since it is smaller than the sum of its proper divisors (2552636).

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

2320540 is a wasteful number, since it uses less digits than its factorization.

2320540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116036 (or 116034 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2320540 is about 1523.3318745434. The cubic root of 2320540 is about 132.3923891902.

Adding to 2320540 its reverse (450232), we get a palindrome (2770772).

The spelling of 2320540 in words is "two million, three hundred twenty thousand, five hundred forty".