9442378 has 16 divisors (see below), whose sum is σ = 16360704. Its totient is φ = 4039360.

The previous prime is 9442337. The next prime is 9442379. The reversal of 9442378 is 8732449.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9442379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12250 + ... + 12997.

It is an arithmetic number, because the mean of its divisors is an integer number (1022544).

Almost surely, 2^9442378 is an apocalyptic number.

9442378 is a deficient number, since it is larger than the sum of its proper divisors (6918326).

9442378 is a wasteful number, since it uses less digits than its factorization.

9442378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25277.

The product of its digits is 48384, while the sum is 37.

The square root of 9442378 is about 3072.8452613173. The cubic root of 9442378 is about 211.3621059209.

The spelling of 9442378 in words is "nine million, four hundred forty-two thousand, three hundred seventy-eight".