9605421 has 36 divisors (see below), whose sum is σ = 16859232. Its totient is φ = 5244624.

The previous prime is 9605411. The next prime is 9605429. The reversal of 9605421 is 1245069.

It is not a de Polignac number, because 9605421 - 2⁵ = 9605389 is a prime.

It is a super-2 number, since 2×9605421² = 184528225174482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9605429) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9670 + ... + 10616.

It is an arithmetic number, because the mean of its divisors is an integer number (468312).

Almost surely, 2^9605421 is an apocalyptic number.

It is an amenable number.

9605421 is a deficient number, since it is larger than the sum of its proper divisors (7253811).

9605421 is a wasteful number, since it uses less digits than its factorization.

9605421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990 (or 980 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 9605421 is about 3099.2613636155. The cubic root of 9605421 is about 212.5717109762.

The spelling of 9605421 in words is "nine million, six hundred five thousand, four hundred twenty-one".