984331 has 4 divisors (see below), whose sum is σ = 1027152. Its totient is φ = 941512.

The previous prime is 984329. The next prime is 984337. The reversal of 984331 is 133489.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133489 = 131 ⋅1019.

It is a cyclic number.

It is not a de Polignac number, because 984331 - 2¹ = 984329 is a prime.

It is a super-2 number, since 2×984331² = 1937815035122, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 984331.

It is not an unprimeable number, because it can be changed into a prime (984337) 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, 21376 + ... + 21421.

It is an arithmetic number, because the mean of its divisors is an integer number (256788).

2⁹⁸⁴³³¹ is an apocalyptic number.

984331 is a deficient number, since it is larger than the sum of its proper divisors (42821).

984331 is a wasteful number, since it uses less digits than its factorization.

984331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42820.

The product of its digits is 2592, while the sum is 28.

The square root of 984331 is about 992.1345674857. The cubic root of 984331 is about 99.4749480291.

The spelling of 984331 in words is "nine hundred eighty-four thousand, three hundred thirty-one".