9421438 has 8 divisors (see below), whose sum is σ = 15219288. Its totient is φ = 4348344.

The previous prime is 9421411. The next prime is 9421441. The reversal of 9421438 is 8341249.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181156 + ... + 181207.

It is an arithmetic number, because the mean of its divisors is an integer number (1902411).

Almost surely, 2^9421438 is an apocalyptic number.

9421438 is a deficient number, since it is larger than the sum of its proper divisors (5797850).

9421438 is a wasteful number, since it uses less digits than its factorization.

9421438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362378.

The product of its digits is 6912, while the sum is 31.

The square root of 9421438 is about 3069.4361045638. The cubic root of 9421438 is about 211.2057470649.

The spelling of 9421438 in words is "nine million, four hundred twenty-one thousand, four hundred thirty-eight".