4385887 has 12 divisors (see below), whose sum is σ = 4901848. Its totient is φ = 3920400.

The previous prime is 4385879. The next prime is 4385897. The reversal of 4385887 is 7885834.

It is a happy number.

It is not a de Polignac number, because 4385887 - 2³ = 4385879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4385807) 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, 7837 + ... + 8377.

Almost surely, 2^4385887 is an apocalyptic number.

4385887 is a deficient number, since it is larger than the sum of its proper divisors (515961).

4385887 is a wasteful number, since it uses less digits than its factorization.

4385887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 619 counting only the distinct ones).

The product of its digits is 215040, while the sum is 43.

The square root of 4385887 is about 2094.2509400738. The cubic root of 4385887 is about 163.6888682712.

The spelling of 4385887 in words is "four million, three hundred eighty-five thousand, eight hundred eighty-seven".