8997913 has 8 divisors (see below), whose sum is σ = 9689760. Its totient is φ = 8324160.

The previous prime is 8997889. The next prime is 8997931. The reversal of 8997913 is 3197998.

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 8997913 - 2⁵ = 8997881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8997943) 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, 3483 + ... + 5488.

It is an arithmetic number, because the mean of its divisors is an integer number (1211220).

Almost surely, 2^8997913 is an apocalyptic number.

It is an amenable number.

8997913 is a deficient number, since it is larger than the sum of its proper divisors (691847).

8997913 is a wasteful number, since it uses less digits than its factorization.

8997913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9047.

The product of its digits is 122472, while the sum is 46.

The square root of 8997913 is about 2999.6521464997. The cubic root of 8997913 is about 207.9923027847.

The spelling of 8997913 in words is "eight million, nine hundred ninety-seven thousand, nine hundred thirteen".