9941897 has 8 divisors (see below), whose sum is σ = 11397696. Its totient is φ = 8494992.

The previous prime is 9941891. The next prime is 9941903. The reversal of 9941897 is 7981499.

It is an interprime number because it is at equal distance from previous prime (9941891) and next prime (9941903).

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 9941897 - 2⁴ = 9941881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9941891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383 + ... + 4475.

It is an arithmetic number, because the mean of its divisors is an integer number (1424712).

Almost surely, 2^9941897 is an apocalyptic number.

It is an amenable number.

9941897 is a deficient number, since it is larger than the sum of its proper divisors (1455799).

9941897 is a wasteful number, since it uses less digits than its factorization.

9941897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447.

The product of its digits is 163296, while the sum is 47.

The square root of 9941897 is about 3153.0773856663. The cubic root of 9941897 is about 215.0253945126.

The spelling of 9941897 in words is "nine million, nine hundred forty-one thousand, eight hundred ninety-seven".