4027887 has 10 divisors (see below), whose sum is σ = 6017088. Its totient is φ = 2685204.

The previous prime is 4027883. The next prime is 4027889. The reversal of 4027887 is 7887204.

It is not a de Polignac number, because 4027887 - 2² = 4027883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4027883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 24783 + ... + 24944.

Almost surely, 2^4027887 is an apocalyptic number.

4027887 is a deficient number, since it is larger than the sum of its proper divisors (1989201).

4027887 is an equidigital number, since it uses as much as digits as its factorization.

4027887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49739 (or 49730 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 4027887 is about 2006.9596408498. The cubic root of 4027887 is about 159.1081499880.

The spelling of 4027887 in words is "four million, twenty-seven thousand, eight hundred eighty-seven".