428182 has 4 divisors (see below), whose sum is σ = 642276. Its totient is φ = 214090.

The previous prime is 428177. The next prime is 428221. The reversal of 428182 is 281824.

428182 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107044 + ... + 107047.

It is an arithmetic number, because the mean of its divisors is an integer number (160569).

2⁴²⁸¹⁸² is an apocalyptic number.

428182 is a deficient number, since it is larger than the sum of its proper divisors (214094).

428182 is a wasteful number, since it uses less digits than its factorization.

428182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214093.

The product of its digits is 1024, while the sum is 25.

The square root of 428182 is about 654.3561721265. The cubic root of 428182 is about 75.3719009623.

The spelling of 428182 in words is "four hundred twenty-eight thousand, one hundred eighty-two".