9534891 has 4 divisors (see below), whose sum is σ = 12713192. Its totient is φ = 6356592.

The previous prime is 9534871. The next prime is 9534901. The reversal of 9534891 is 1984359.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 9534891 - 2⁹ = 9534379 is a prime.

It is a Duffinian number.

9534891 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9534851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1589146 + ... + 1589151.

It is an arithmetic number, because the mean of its divisors is an integer number (3178298).

Almost surely, 2^9534891 is an apocalyptic number.

9534891 is a deficient number, since it is larger than the sum of its proper divisors (3178301).

9534891 is a wasteful number, since it uses less digits than its factorization.

9534891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3178300.

The product of its digits is 38880, while the sum is 39.

The square root of 9534891 is about 3087.8618816262. The cubic root of 9534891 is about 212.0501468533.

The spelling of 9534891 in words is "nine million, five hundred thirty-four thousand, eight hundred ninety-one".