8973215 has 8 divisors (see below), whose sum is σ = 10904640. Its totient is φ = 7087392.

The previous prime is 8973199. The next prime is 8973221. The reversal of 8973215 is 5123798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8973215 - 2⁴ = 8973199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10964 + ... + 11753.

It is an arithmetic number, because the mean of its divisors is an integer number (1363080).

Almost surely, 2^8973215 is an apocalyptic number.

8973215 is a deficient number, since it is larger than the sum of its proper divisors (1931425).

8973215 is a wasteful number, since it uses less digits than its factorization.

8973215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22801.

The product of its digits is 15120, while the sum is 35.

The square root of 8973215 is about 2995.5325069176. The cubic root of 8973215 is about 207.8018252379.

The spelling of 8973215 in words is "eight million, nine hundred seventy-three thousand, two hundred fifteen".