9438653 has 4 divisors (see below), whose sum is σ = 10787040. Its totient is φ = 8090268.

The previous prime is 9438623. The next prime is 9438661. The reversal of 9438653 is 3568349.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3568349 = 499 ⋅7151.

It is a cyclic number.

It is not a de Polignac number, because 9438653 - 2⁸ = 9438397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9438613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674183 + ... + 674196.

It is an arithmetic number, because the mean of its divisors is an integer number (2696760).

Almost surely, 2^9438653 is an apocalyptic number.

It is an amenable number.

9438653 is a deficient number, since it is larger than the sum of its proper divisors (1348387).

9438653 is a wasteful number, since it uses less digits than its factorization.

9438653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348386.

The product of its digits is 77760, while the sum is 38.

The square root of 9438653 is about 3072.2390857484. The cubic root of 9438653 is about 211.3343082835.

The spelling of 9438653 in words is "nine million, four hundred thirty-eight thousand, six hundred fifty-three".