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475284 = 22339607
BaseRepresentation
bin1110100000010010100
3220010222010
41310002110
5110202114
614104220
74016445
oct1640224
9803863
10475284
112a50a7
121ab070
13138444
14c52cc
1595c59
hex74094

475284 has 12 divisors (see below), whose sum is σ = 1109024. Its totient is φ = 158424.

The previous prime is 475283. The next prime is 475289. The reversal of 475284 is 482574.

475284 is nontrivially palindromic in base 15.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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 475284.

It is not an unprimeable number, because it can be changed into a prime (475283) by changing a digit.

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, 19792 + ... + 19815.

2475284 is an apocalyptic number.

It is an amenable number.

475284 is an abundant number, since it is smaller than the sum of its proper divisors (633740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475284 is a wasteful number, since it uses less digits than its factorization.

475284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39614 (or 39612 counting only the distinct ones).

The product of its digits is 8960, while the sum is 30.

The square root of 475284 is about 689.4084420719. The cubic root of 475284 is about 78.0400845908.

The spelling of 475284 in words is "four hundred seventy-five thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 39607 79214 118821 158428 237642 475284