3788987 has 4 divisors (see below), whose sum is σ = 3797736. Its totient is φ = 3780240.

The previous prime is 3788969. The next prime is 3788989. The reversal of 3788987 is 7898873.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3788987 - 2¹⁴ = 3772603 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3788989) 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 3 ways as a sum of consecutive naturals, for example, 3689 + ... + 4602.

It is an arithmetic number, because the mean of its divisors is an integer number (949434).

Almost surely, 2^3788987 is an apocalyptic number.

3788987 is a deficient number, since it is larger than the sum of its proper divisors (8749).

3788987 is an equidigital number, since it uses as much as digits as its factorization.

3788987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8748.

The product of its digits is 677376, while the sum is 50.

The square root of 3788987 is about 1946.5320444318. The cubic root of 3788987 is about 155.8981775822.

The spelling of 3788987 in words is "three million, seven hundred eighty-eight thousand, nine hundred eighty-seven".