884173421 has 8 divisors (see below), whose sum is σ = 893121984. Its totient is φ = 875237760.

The previous prime is 884173397. The next prime is 884173427. The reversal of 884173421 is 124371488.

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 884173421 - 2⁶ = 884173357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (884173427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193661 + ... + 198173.

It is an arithmetic number, because the mean of its divisors is an integer number (111640248).

Almost surely, 2^884173421 is an apocalyptic number.

It is an amenable number.

884173421 is a deficient number, since it is larger than the sum of its proper divisors (8948563).

884173421 is a wasteful number, since it uses less digits than its factorization.

884173421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451.

The product of its digits is 43008, while the sum is 38.

The square root of 884173421 is about 29735.0537413336. The cubic root of 884173421 is about 959.7964777615.

The spelling of 884173421 in words is "eight hundred eighty-four million, one hundred seventy-three thousand, four hundred twenty-one".