2422540 has 24 divisors (see below), whose sum is σ = 5176080. Its totient is φ = 952128.

The previous prime is 2422531. The next prime is 2422543. The reversal of 2422540 is 452242.

2422540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2422543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154 + ... + 2206.

It is an arithmetic number, because the mean of its divisors is an integer number (215670).

2^2422540 is an apocalyptic number.

2422540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2422540 is an abundant number, since it is smaller than the sum of its proper divisors (2753540).

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

2422540 is a wasteful number, since it uses less digits than its factorization.

2422540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121 (or 2119 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2422540 is about 1556.4510914256. The cubic root of 2422540 is about 134.3044240891.

Adding to 2422540 its reverse (452242), we get a palindrome (2874782).

The spelling of 2422540 in words is "two million, four hundred twenty-two thousand, five hundred forty".