423841 has 8 divisors (see below), whose sum is σ = 471744. Its totient is φ = 377520.

The previous prime is 423823. The next prime is 423847. The reversal of 423841 is 148324.

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

It is not a de Polignac number, because 423841 - 2⁷ = 423713 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 (423847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220 + ... + 946.

It is an arithmetic number, because the mean of its divisors is an integer number (58968).

2⁴²³⁸⁴¹ is an apocalyptic number.

It is an amenable number.

423841 is a deficient number, since it is larger than the sum of its proper divisors (47903).

423841 is a wasteful number, since it uses less digits than its factorization.

423841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791.

The product of its digits is 768, while the sum is 22.

The square root of 423841 is about 651.0307212413. The cubic root of 423841 is about 75.1163231960.

It can be divided in two parts, 42 and 3841, that added together give a palindrome (3883).

The spelling of 423841 in words is "four hundred twenty-three thousand, eight hundred forty-one".