998349 has 8 divisors (see below), whose sum is σ = 1452192. Its totient is φ = 605040.

The previous prime is 998329. The next prime is 998353. The reversal of 998349 is 943899.

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

It is not a de Polignac number, because 998349 - 2¹¹ = 996301 is a prime.

998349 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 998349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (998329) 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, 15094 + ... + 15159.

It is an arithmetic number, because the mean of its divisors is an integer number (181524).

2⁹⁹⁸³⁴⁹ is an apocalyptic number.

It is an amenable number.

998349 is a deficient number, since it is larger than the sum of its proper divisors (453843).

998349 is a wasteful number, since it uses less digits than its factorization.

998349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30267.

The product of its digits is 69984, while the sum is 42.

The square root of 998349 is about 999.1741589933. The cubic root of 998349 is about 99.9449363522.

It can be divided in two parts, 99 and 8349, that added together give a palindrome (8448).

The spelling of 998349 in words is "nine hundred ninety-eight thousand, three hundred forty-nine".