9936897 has 8 divisors (see below), whose sum is σ = 13825344. Its totient is φ = 6336528.

The previous prime is 9936893. The next prime is 9936907. The reversal of 9936897 is 7986399.

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

It is not a de Polignac number, because 9936897 - 2² = 9936893 is a prime.

It is an Ulam number.

9936897 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9936893) 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, 71938 + ... + 72075.

It is an arithmetic number, because the mean of its divisors is an integer number (1728168).

It is a Proth number, since it is equal to 1213 ⋅ 2¹³ + 1 and 1213 < 2¹³.

Almost surely, 2^9936897 is an apocalyptic number.

It is an amenable number.

9936897 is a deficient number, since it is larger than the sum of its proper divisors (3888447).

9936897 is a wasteful number, since it uses less digits than its factorization.

9936897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144039.

The product of its digits is 734832, while the sum is 51.

The square root of 9936897 is about 3152.2844097575. The cubic root of 9936897 is about 214.9893414583.

The spelling of 9936897 in words is "nine million, nine hundred thirty-six thousand, eight hundred ninety-seven".