8918973 has 24 divisors (see below), whose sum is σ = 14950208. Its totient is φ = 5018112.

The previous prime is 8918953. The next prime is 8918983. The reversal of 8918973 is 3798198.

8918973 is digitally balanced in base 2, base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8918973 - 2⁶ = 8918909 is a prime.

8918973 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8918933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3165 + ... + 5277.

Almost surely, 2^8918973 is an apocalyptic number.

It is an amenable number.

8918973 is a deficient number, since it is larger than the sum of its proper divisors (6031235).

8918973 is a wasteful number, since it uses less digits than its factorization.

8918973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193 (or 2190 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 8918973 is about 2986.4649671476. The cubic root of 8918973 is about 207.3822663998.

The spelling of 8918973 in words is "eight million, nine hundred eighteen thousand, nine hundred seventy-three".