884431 has 4 divisors (see below), whose sum is σ = 931000. Its totient is φ = 837864.

The previous prime is 884423. The next prime is 884437. The reversal of 884431 is 134488.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 884431 - 2³ = 884423 is a prime.

It is a super-2 number, since 2×884431² = 1564436387522, which contains 22 as substring.

884431 is a lucky 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 884431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884437) 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, 23256 + ... + 23293.

It is an arithmetic number, because the mean of its divisors is an integer number (232750).

2⁸⁸⁴⁴³¹ is an apocalyptic number.

884431 is a deficient number, since it is larger than the sum of its proper divisors (46569).

884431 is a wasteful number, since it uses less digits than its factorization.

884431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46568.

The product of its digits is 3072, while the sum is 28.

The square root of 884431 is about 940.4419173984. The cubic root of 884431 is about 95.9889671928.

The spelling of 884431 in words is "eight hundred eighty-four thousand, four hundred thirty-one".