9389542 has 16 divisors (see below), whose sum is σ = 15016320. Its totient is φ = 4387968.

The previous prime is 9389531. The next prime is 9389551. The reversal of 9389542 is 2459839.

It is a happy number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9389495 and 9389504.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4459 + ... + 6217.

It is an arithmetic number, because the mean of its divisors is an integer number (938520).

Almost surely, 2^9389542 is an apocalyptic number.

9389542 is a deficient number, since it is larger than the sum of its proper divisors (5626778).

9389542 is a wasteful number, since it uses less digits than its factorization.

9389542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935.

The product of its digits is 77760, while the sum is 40.

The square root of 9389542 is about 3064.2359569720. The cubic root of 9389542 is about 210.9671339838.

The spelling of 9389542 in words is "nine million, three hundred eighty-nine thousand, five hundred forty-two".