8699997 has 8 divisors (see below), whose sum is σ = 11667744. Its totient is φ = 5766128.

The previous prime is 8699993. The next prime is 8700001. The reversal of 8699997 is 7999968.

It is an interprime number because it is at equal distance from previous prime (8699993) and next prime (8700001).

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 8699997 - 2² = 8699993 is a prime.

It is an Ulam number.

8699997 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8699993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7863 + ... + 8900.

It is an arithmetic number, because the mean of its divisors is an integer number (1458468).

Almost surely, 2^8699997 is an apocalyptic number.

It is an amenable number.

8699997 is a deficient number, since it is larger than the sum of its proper divisors (2967747).

8699997 is a wasteful number, since it uses less digits than its factorization.

8699997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16939.

The product of its digits is 2204496, while the sum is 57.

The square root of 8699997 is about 2949.5757322029. The cubic root of 8699997 is about 205.6709879802.

The spelling of 8699997 in words is "eight million, six hundred ninety-nine thousand, nine hundred ninety-seven".