3168887 has 4 divisors (see below), whose sum is σ = 3181200. Its totient is φ = 3156576.

The previous prime is 3168863. The next prime is 3168911. The reversal of 3168887 is 7888613.

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

It is an interprime number because it is at equal distance from previous prime (3168863) and next prime (3168911).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3168887 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 (3168827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5762 + ... + 6287.

It is an arithmetic number, because the mean of its divisors is an integer number (795300).

Almost surely, 2^3168887 is an apocalyptic number.

3168887 is a deficient number, since it is larger than the sum of its proper divisors (12313).

3168887 is a wasteful number, since it uses less digits than its factorization.

3168887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12312.

The product of its digits is 64512, while the sum is 41.

The square root of 3168887 is about 1780.1367924966. The cubic root of 3168887 is about 146.8821150620.

The spelling of 3168887 in words is "three million, one hundred sixty-eight thousand, eight hundred eighty-seven".