9604421 has 4 divisors (see below), whose sum is σ = 9639372. Its totient is φ = 9569472.

The previous prime is 9604411. The next prime is 9604453. The reversal of 9604421 is 1244069.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1244069 = 53 ⋅23473.

It can be written as a sum of positive squares in 2 ways, for example, as 1113025 + 8491396 = 1055^2 + 2914^2 .

It is a cyclic number.

It is not a de Polignac number, because 9604421 - 2¹⁴ = 9588037 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 (9604411) 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, 17060 + ... + 17613.

It is an arithmetic number, because the mean of its divisors is an integer number (2409843).

Almost surely, 2^9604421 is an apocalyptic number.

It is an amenable number.

9604421 is a deficient number, since it is larger than the sum of its proper divisors (34951).

9604421 is a wasteful number, since it uses less digits than its factorization.

9604421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34950.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 9604421 is about 3099.1000306541. The cubic root of 9604421 is about 212.5643339236.

The spelling of 9604421 in words is "nine million, six hundred four thousand, four hundred twenty-one".