842484 has 12 divisors (see below), whose sum is σ = 1965824. Its totient is φ = 280824.
The previous prime is 842483. The next prime is 842489. The reversal of 842484 is 484248.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 842484.
It is not an unprimeable number, because it can be changed into a prime (842483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35092 + ... + 35115.
2842484 is an apocalyptic number.
It is an amenable number.
842484 is an abundant number, since it is smaller than the sum of its proper divisors (1123340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
842484 is a wasteful number, since it uses less digits than its factorization.
842484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70214 (or 70212 counting only the distinct ones).
The product of its digits is 8192, while the sum is 30.
The square root of 842484 is about 917.8692717375. The cubic root of 842484 is about 94.4467940464.
It can be divided in two parts, 842 and 484, that added together give a triangular number (1326 = T51).
The spelling of 842484 in words is "eight hundred forty-two thousand, four hundred eighty-four".
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