1098339 has 16 divisors (see below), whose sum is σ = 1620864. Its totient is φ = 656000.

The previous prime is 1098313. The next prime is 1098341. The reversal of 1098339 is 9338901.

It is a cyclic number.

It is not a de Polignac number, because 1098339 - 2⁷ = 1098211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1098379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2539 + ... + 2939.

It is an arithmetic number, because the mean of its divisors is an integer number (101304).

2^1098339 is an apocalyptic number.

1098339 is a deficient number, since it is larger than the sum of its proper divisors (522525).

1098339 is a wasteful number, since it uses less digits than its factorization.

1098339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498.

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

The square root of 1098339 is about 1048.0166983403. The cubic root of 1098339 is about 103.1760272723.

It can be divided in two parts, 109 and 8339, that added together give a palindrome (8448).

The spelling of 1098339 in words is "one million, ninety-eight thousand, three hundred thirty-nine".