9439438 has 8 divisors (see below), whose sum is σ = 14616000. Its totient is φ = 4567440.

The previous prime is 9439427. The next prime is 9439439. The reversal of 9439438 is 8349349.

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

It is a self number, because there is not a number n which added to its sum of digits gives 9439438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9439439) 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, 76063 + ... + 76186.

It is an arithmetic number, because the mean of its divisors is an integer number (1827000).

Almost surely, 2^9439438 is an apocalyptic number.

9439438 is a deficient number, since it is larger than the sum of its proper divisors (5176562).

9439438 is a wasteful number, since it uses less digits than its factorization.

9439438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152282.

The product of its digits is 93312, while the sum is 40.

The square root of 9439438 is about 3072.3668400762. The cubic root of 9439438 is about 211.3401669173.

The spelling of 9439438 in words is "nine million, four hundred thirty-nine thousand, four hundred thirty-eight".