9559901 has 8 divisors (see below), whose sum is σ = 10335864. Its totient is φ = 8789760.

The previous prime is 9559897. The next prime is 9559903. The reversal of 9559901 is 1099559.

It can be written as a sum of positive squares in 4 ways, for example, as 3062500 + 6497401 = 1750^2 + 2549^2 .

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 9559901 - 2² = 9559897 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 (9559903) 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, 2345 + ... + 4961.

It is an arithmetic number, because the mean of its divisors is an integer number (1291983).

Almost surely, 2^9559901 is an apocalyptic number.

It is an amenable number.

9559901 is a deficient number, since it is larger than the sum of its proper divisors (775963).

9559901 is a wasteful number, since it uses less digits than its factorization.

9559901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911.

The product of its (nonzero) digits is 18225, while the sum is 38.

The square root of 9559901 is about 3091.9089572625. The cubic root of 9559901 is about 212.2353873559.

The spelling of 9559901 in words is "nine million, five hundred fifty-nine thousand, nine hundred one".