8871886 has 4 divisors (see below), whose sum is σ = 13307832. Its totient is φ = 4435942.

The previous prime is 8871871. The next prime is 8871887. The reversal of 8871886 is 6881788.

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

It is a super-2 number, since 2×8871886² = 157420722393992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8871887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2217970 + ... + 2217973.

It is an arithmetic number, because the mean of its divisors is an integer number (3326958).

Almost surely, 2^8871886 is an apocalyptic number.

8871886 is a deficient number, since it is larger than the sum of its proper divisors (4435946).

8871886 is a wasteful number, since it uses less digits than its factorization.

8871886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4435945.

The product of its digits is 172032, while the sum is 46.

The square root of 8871886 is about 2978.5711339500. The cubic root of 8871886 is about 207.0166696028.

It can be divided in two parts, 88718 and 86, that added together give a square (88804 = 298²).

The spelling of 8871886 in words is "eight million, eight hundred seventy-one thousand, eight hundred eighty-six".