1098393 has 8 divisors (see below), whose sum is σ = 1478400. Its totient is φ = 725328.

The previous prime is 1098379. The next prime is 1098397. The reversal of 1098393 is 3938901.

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

It is not a de Polignac number, because 1098393 - 2¹⁷ = 967321 is a prime.

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 not an unprimeable number, because it can be changed into a prime (1098397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353 + ... + 2006.

It is an arithmetic number, because the mean of its divisors is an integer number (184800).

2^1098393 is an apocalyptic number.

It is an amenable number.

1098393 is a deficient number, since it is larger than the sum of its proper divisors (380007).

1098393 is a wasteful number, since it uses less digits than its factorization.

1098393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3471.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1098393 is about 1048.0424609719. The cubic root of 1098393 is about 103.1777181328.

The spelling of 1098393 in words is "one million, ninety-eight thousand, three hundred ninety-three".