8919868 has 6 divisors (see below), whose sum is σ = 15609776. Its totient is φ = 4459932.

The previous prime is 8919857. The next prime is 8919871. The reversal of 8919868 is 8689198.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114980 + ... + 1114987.

Almost surely, 2^8919868 is an apocalyptic number.

It is an amenable number.

8919868 is a deficient number, since it is larger than the sum of its proper divisors (6689908).

8919868 is a wasteful number, since it uses less digits than its factorization.

8919868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229971 (or 2229969 counting only the distinct ones).

The product of its digits is 248832, while the sum is 49.

The square root of 8919868 is about 2986.6148060974. The cubic root of 8919868 is about 207.3892029578.

The spelling of 8919868 in words is "eight million, nine hundred nineteen thousand, eight hundred sixty-eight".