428054 has 8 divisors (see below), whose sum is σ = 700488. Its totient is φ = 194560.
The previous prime is 428047. The next prime is 428083. The reversal of 428054 is 450824.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
428054 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9707 + ... + 9750.
It is an arithmetic number, because the mean of its divisors is an integer number (87561).
2428054 is an apocalyptic number.
428054 is a deficient number, since it is larger than the sum of its proper divisors (272434).
428054 is a wasteful number, since it uses less digits than its factorization.
428054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19470.
The product of its (nonzero) digits is 1280, while the sum is 23.
The square root of 428054 is about 654.2583587544. The cubic root of 428054 is about 75.3643896978.
Adding to 428054 its reverse (450824), we get a palindrome (878878).
It can be divided in two parts, 4280 and 54, that added together give a palindrome (4334).
The spelling of 428054 in words is "four hundred twenty-eight thousand, fifty-four".
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