4423887 has 12 divisors (see below), whose sum is σ = 6881784. Its totient is φ = 2722320.

The previous prime is 4423877. The next prime is 4423897. The reversal of 4423887 is 7883244.

It is an interprime number because it is at equal distance from previous prime (4423877) and next prime (4423897).

It is not a de Polignac number, because 4423887 - 2⁴ = 4423871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18789 + ... + 19022.

It is an arithmetic number, because the mean of its divisors is an integer number (573482).

Almost surely, 2^4423887 is an apocalyptic number.

4423887 is a deficient number, since it is larger than the sum of its proper divisors (2457897).

4423887 is a wasteful number, since it uses less digits than its factorization.

4423887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37830 (or 37827 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 4423887 is about 2103.3038296927. The cubic root of 4423887 is about 164.1602513519.

The spelling of 4423887 in words is "four million, four hundred twenty-three thousand, eight hundred eighty-seven".