9381426 has 8 divisors (see below), whose sum is σ = 18762864. Its totient is φ = 3127140.

The previous prime is 9381419. The next prime is 9381431. The reversal of 9381426 is 6241839.

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

9381426 is an admirable number.

It is a super-2 number, since 2×9381426² = 176022307586952, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 781780 + ... + 781791.

It is an arithmetic number, because the mean of its divisors is an integer number (2345358).

Almost surely, 2^9381426 is an apocalyptic number.

9381426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9381426 is a wasteful number, since it uses less digits than its factorization.

9381426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563576.

The product of its digits is 10368, while the sum is 33.

The square root of 9381426 is about 3062.9113601278. The cubic root of 9381426 is about 210.9063321960.

The spelling of 9381426 in words is "nine million, three hundred eighty-one thousand, four hundred twenty-six".