428541 has 8 divisors (see below), whose sum is σ = 574944. Its totient is φ = 283920.

The previous prime is 428539. The next prime is 428551. The reversal of 428541 is 145824.

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

It is not a de Polignac number, because 428541 - 2¹ = 428539 is a prime.

It is a Curzon number.

428541 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428531) 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, 295 + ... + 971.

It is an arithmetic number, because the mean of its divisors is an integer number (71868).

2⁴²⁸⁵⁴¹ is an apocalyptic number.

It is an amenable number.

428541 is a deficient number, since it is larger than the sum of its proper divisors (146403).

428541 is a wasteful number, since it uses less digits than its factorization.

428541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891.

The product of its digits is 1280, while the sum is 24.

The square root of 428541 is about 654.6304300901. The cubic root of 428541 is about 75.3929597284.

It can be divided in two parts, 428 and 541, that added together give a palindrome (969).

The spelling of 428541 in words is "four hundred twenty-eight thousand, five hundred forty-one".