2440686 has 16 divisors (see below), whose sum is σ = 4921344. Its totient is φ = 806904.

The previous prime is 2440681. The next prime is 2440693. The reversal of 2440686 is 6860442.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840 + ... + 2363.

It is an arithmetic number, because the mean of its divisors is an integer number (307584).

2^2440686 is an apocalyptic number.

2440686 is an abundant number, since it is smaller than the sum of its proper divisors (2480658).

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

2440686 is a wasteful number, since it uses less digits than its factorization.

2440686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 2440686 is about 1562.2695029988. The cubic root of 2440686 is about 134.6389253818.

The spelling of 2440686 in words is "two million, four hundred forty thousand, six hundred eighty-six".