9535349821 has 8 divisors (see below), whose sum is σ = 10021515840. Its totient is φ = 9055149312.

The previous prime is 9535349783. The next prime is 9535349881. The reversal of 9535349821 is 1289435359.

9535349821 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 not a de Polignac number, because 9535349821 - 2⁹ = 9535349309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9535349881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1488100 + ... + 1494493.

It is an arithmetic number, because the mean of its divisors is an integer number (1252689480).

Almost surely, 2^9535349821 is an apocalyptic number.

It is an amenable number.

9535349821 is a deficient number, since it is larger than the sum of its proper divisors (486166019).

9535349821 is a wasteful number, since it uses less digits than its factorization.

9535349821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2982755.

The product of its digits is 1166400, while the sum is 49.

The square root of 9535349821 is about 97649.1158229300. The cubic root of 9535349821 is about 2120.5354809823.

The spelling of 9535349821 in words is "nine billion, five hundred thirty-five million, three hundred forty-nine thousand, eight hundred twenty-one".