9491601 has 16 divisors (see below), whose sum is σ = 14515200. Its totient is φ = 5404368.

The previous prime is 9491597. The next prime is 9491609. The reversal of 9491601 is 1061949.

It is not a de Polignac number, because 9491601 - 2² = 9491597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9491609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6910 + ... + 8168.

It is an arithmetic number, because the mean of its divisors is an integer number (907200).

Almost surely, 2^9491601 is an apocalyptic number.

It is an amenable number.

9491601 is a deficient number, since it is larger than the sum of its proper divisors (5023599).

9491601 is a wasteful number, since it uses less digits than its factorization.

9491601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 9491601 is about 3080.8442024874. The cubic root of 9491601 is about 211.7287455777.

The spelling of 9491601 in words is "nine million, four hundred ninety-one thousand, six hundred one".