2440566 has 24 divisors (see below), whose sum is σ = 5418504. Its totient is φ = 793440.

The previous prime is 2440561. The next prime is 2440573. The reversal of 2440566 is 6650442.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 916 + ... + 2391.

It is an arithmetic number, because the mean of its divisors is an integer number (225771).

2^2440566 is an apocalyptic number.

2440566 is an abundant number, since it is smaller than the sum of its proper divisors (2977938).

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

2440566 is a wasteful number, since it uses less digits than its factorization.

2440566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3356 (or 3353 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2440566 is about 1562.2310968612. The cubic root of 2440566 is about 134.6367187705.

The spelling of 2440566 in words is "two million, four hundred forty thousand, five hundred sixty-six".