9421538 has 8 divisors (see below), whose sum is σ = 16151232. Its totient is φ = 4037796.

The previous prime is 9421537. The next prime is 9421541. The reversal of 9421538 is 8351249.

9421538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (9421537) 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, 336470 + ... + 336497.

It is an arithmetic number, because the mean of its divisors is an integer number (2018904).

Almost surely, 2^9421538 is an apocalyptic number.

9421538 is a deficient number, since it is larger than the sum of its proper divisors (6729694).

9421538 is a wasteful number, since it uses less digits than its factorization.

9421538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672976.

The product of its digits is 8640, while the sum is 32.

The square root of 9421538 is about 3069.4523941576. The cubic root of 9421538 is about 211.2064943146.

The spelling of 9421538 in words is "nine million, four hundred twenty-one thousand, five hundred thirty-eight".