9520989 has 8 divisors (see below), whose sum is σ = 12714240. Its totient is φ = 6337536.

The previous prime is 9520963. The next prime is 9521023. The reversal of 9520989 is 9890259.

9520989 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 9520989 - 2⁹ = 9520477 is a prime.

9520989 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 9520989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9520909) 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, 244 + ... + 4370.

It is an arithmetic number, because the mean of its divisors is an integer number (1589280).

Almost surely, 2^9520989 is an apocalyptic number.

It is an amenable number.

9520989 is a deficient number, since it is larger than the sum of its proper divisors (3193251).

9520989 is a wasteful number, since it uses less digits than its factorization.

9520989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4899.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 9520989 is about 3085.6099883167. The cubic root of 9520989 is about 211.9470393993.

The spelling of 9520989 in words is "nine million, five hundred twenty thousand, nine hundred eighty-nine".