9557397 has 12 divisors (see below), whose sum is σ = 14405664. Its totient is φ = 6094440.

The previous prime is 9557389. The next prime is 9557407. The reversal of 9557397 is 7937559.

It is a happy number.

9557397 is a `hidden beast` number, since 9 + 557 + 3 + 97 = 666.

9557397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9557397 - 2³ = 9557389 is a prime.

9557397 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9557377) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22879 + ... + 23292.

It is an arithmetic number, because the mean of its divisors is an integer number (1200472).

Almost surely, 2^9557397 is an apocalyptic number.

It is an amenable number.

9557397 is a deficient number, since it is larger than the sum of its proper divisors (4848267).

9557397 is a wasteful number, since it uses less digits than its factorization.

9557397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46200 (or 46197 counting only the distinct ones).

The product of its digits is 297675, while the sum is 45.

The square root of 9557397 is about 3091.5040029086. The cubic root of 9557397 is about 212.2168556502.

The spelling of 9557397 in words is "nine million, five hundred fifty-seven thousand, three hundred ninety-seven".