984431 has 8 divisors (see below), whose sum is σ = 1142400. Its totient is φ = 830808.

The previous prime is 984427. The next prime is 984437. The reversal of 984431 is 134489.

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

It is a cyclic number.

It is not a de Polignac number, because 984431 - 2² = 984427 is a prime.

It is a super-2 number, since 2×984431² = 1938208787522, which contains 22 as substring.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 984394 and 984403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984437) 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, 581 + ... + 1518.

It is an arithmetic number, because the mean of its divisors is an integer number (142800).

2⁹⁸⁴⁴³¹ is an apocalyptic number.

984431 is a deficient number, since it is larger than the sum of its proper divisors (157969).

984431 is a wasteful number, since it uses less digits than its factorization.

984431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173.

The product of its digits is 3456, while the sum is 29.

The square root of 984431 is about 992.1849625952. The cubic root of 984431 is about 99.4783165295.

The spelling of 984431 in words is "nine hundred eighty-four thousand, four hundred thirty-one".