9489397 has 4 divisors (see below), whose sum is σ = 9497260. Its totient is φ = 9481536.

The previous prime is 9489367. The next prime is 9489407. The reversal of 9489397 is 7939849.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4990756 + 4498641 = 2234^2 + 2121^2 .

It is a cyclic number.

It is not a de Polignac number, because 9489397 - 2¹¹ = 9487349 is a prime.

It is a Duffinian number.

9489397 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 9489397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9489367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1698 + ... + 4675.

It is an arithmetic number, because the mean of its divisors is an integer number (2374315).

Almost surely, 2^9489397 is an apocalyptic number.

It is an amenable number.

9489397 is a deficient number, since it is larger than the sum of its proper divisors (7863).

9489397 is a wasteful number, since it uses less digits than its factorization.

9489397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7862.

The product of its digits is 489888, while the sum is 49.

The square root of 9489397 is about 3080.4864875535. The cubic root of 9489397 is about 211.7123561306.

The spelling of 9489397 in words is "nine million, four hundred eighty-nine thousand, three hundred ninety-seven".