9910997 has 8 divisors (see below), whose sum is σ = 10147680. Its totient is φ = 9676720.

The previous prime is 9910993. The next prime is 9911009. The reversal of 9910997 is 7990199.

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 9910997 - 2² = 9910993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9910993) 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, 9722 + ... + 10692.

It is an arithmetic number, because the mean of its divisors is an integer number (1268460).

Almost surely, 2^9910997 is an apocalyptic number.

It is an amenable number.

9910997 is a deficient number, since it is larger than the sum of its proper divisors (236683).

9910997 is a wasteful number, since it uses less digits than its factorization.

9910997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203.

The product of its (nonzero) digits is 45927, while the sum is 44.

The square root of 9910997 is about 3148.1735975006. The cubic root of 9910997 is about 214.8023927987.

The spelling of 9910997 in words is "nine million, nine hundred ten thousand, nine hundred ninety-seven".