2445685 has 16 divisors (see below), whose sum is σ = 3265920. Its totient is φ = 1743040.

The previous prime is 2445649. The next prime is 2445689. The reversal of 2445685 is 5865442.

2445685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2445685 - 2⁷ = 2445557 is a prime.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 2445685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445689) 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 15 ways as a sum of consecutive naturals, for example, 2496 + ... + 3334.

It is an arithmetic number, because the mean of its divisors is an integer number (204120).

2^2445685 is an apocalyptic number.

It is an amenable number.

2445685 is a deficient number, since it is larger than the sum of its proper divisors (820235).

2445685 is a wasteful number, since it uses less digits than its factorization.

2445685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908.

The product of its digits is 38400, while the sum is 34.

The square root of 2445685 is about 1563.8686006184. The cubic root of 2445685 is about 134.7307849370.

It can be divided in two parts, 244 and 5685, that added together give a square (5929 = 77²).

The spelling of 2445685 in words is "two million, four hundred forty-five thousand, six hundred eighty-five".