9551001 has 8 divisors (see below), whose sum is σ = 12749184. Its totient is φ = 6360080.

The previous prime is 9550999. The next prime is 9551027. The reversal of 9551001 is 1001559.

It is a happy number.

9551001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9551001 - 2¹ = 9550999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9550001) 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, 3391 + ... + 5531.

It is an arithmetic number, because the mean of its divisors is an integer number (1593648).

Almost surely, 2^9551001 is an apocalyptic number.

It is an amenable number.

9551001 is a deficient number, since it is larger than the sum of its proper divisors (3198183).

9551001 is a wasteful number, since it uses less digits than its factorization.

9551001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3631.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 9551001 is about 3090.4693818254. The cubic root of 9551001 is about 212.1695051737.

The spelling of 9551001 in words is "nine million, five hundred fifty-one thousand, one".