9691901 has 8 divisors (see below), whose sum is σ = 10155840. Its totient is φ = 9231552.

The previous prime is 9691879. The next prime is 9691907. The reversal of 9691901 is 1091969.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9691901 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 (9691907) 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, 5765 + ... + 7253.

It is an arithmetic number, because the mean of its divisors is an integer number (1269480).

Almost surely, 2^9691901 is an apocalyptic number.

It is an amenable number.

9691901 is a deficient number, since it is larger than the sum of its proper divisors (463939).

9691901 is a wasteful number, since it uses less digits than its factorization.

9691901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 9691901 is about 3113.1818128725. The cubic root of 9691901 is about 213.2077513383.

The spelling of 9691901 in words is "nine million, six hundred ninety-one thousand, nine hundred one".