8446887 has 24 divisors (see below), whose sum is σ = 13128960. Its totient is φ = 5216400.

The previous prime is 8446883. The next prime is 8446913. The reversal of 8446887 is 7886448.

It is not a de Polignac number, because 8446887 - 2² = 8446883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8446883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7512 + ... + 8562.

It is an arithmetic number, because the mean of its divisors is an integer number (547040).

Almost surely, 2^8446887 is an apocalyptic number.

8446887 is a deficient number, since it is larger than the sum of its proper divisors (4682073).

8446887 is a wasteful number, since it uses less digits than its factorization.

8446887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123 (or 1120 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 8446887 is about 2906.3528691472. The cubic root of 8446887 is about 203.6567902662.

It can be divided in two parts, 84 and 46887, that added together give a triangular number (46971 = T₃₀₆).

The spelling of 8446887 in words is "eight million, four hundred forty-six thousand, eight hundred eighty-seven".