9281396 has 12 divisors (see below), whose sum is σ = 16276260. Its totient is φ = 4631040.

The previous prime is 9281323. The next prime is 9281399. The reversal of 9281396 is 6931829.

It can be written as a sum of positive squares in 2 ways, for example, as 6604900 + 2676496 = 2570^2 + 1636^2 .

It is a super-2 number, since 2×9281396² = 172288623417632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9281399) 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, 20 + ... + 4308.

It is an arithmetic number, because the mean of its divisors is an integer number (1356355).

Almost surely, 2^9281396 is an apocalyptic number.

It is an amenable number.

9281396 is a deficient number, since it is larger than the sum of its proper divisors (6994864).

9281396 is a wasteful number, since it uses less digits than its factorization.

9281396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834 (or 4832 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 9281396 is about 3046.5383634545. The cubic root of 9281396 is about 210.1540517402.

The spelling of 9281396 in words is "nine million, two hundred eighty-one thousand, three hundred ninety-six".