9435138 has 16 divisors (see below), whose sum is σ = 18914880. Its totient is φ = 3137616.

The previous prime is 9435133. The next prime is 9435163. The reversal of 9435138 is 8315349.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9435099 and 9435108.

It is not an unprimeable number, because it can be changed into a prime (9435131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1308 + ... + 4536.

It is an arithmetic number, because the mean of its divisors is an integer number (1182180).

Almost surely, 2^9435138 is an apocalyptic number.

9435138 is an abundant number, since it is smaller than the sum of its proper divisors (9479742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9435138 is a wasteful number, since it uses less digits than its factorization.

9435138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3721.

The product of its digits is 12960, while the sum is 33.

The square root of 9435138 is about 3071.6669741364. Note that the first 3 decimals coincide. The cubic root of 9435138 is about 211.3080710537.

The spelling of 9435138 in words is "nine million, four hundred thirty-five thousand, one hundred thirty-eight".