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4287696 = 243721823
BaseRepresentation
bin10000010110110011010000
322001211121120
4100112303100
52044201241
6231522240
751305400
oct20266320
98054546
104287696
112469456
121529380
13b717ca
147d8800
1559a666
hex416cd0

4287696 has 60 divisors (see below), whose sum is σ = 12892032. Its totient is φ = 1224384.

The previous prime is 4287677. The next prime is 4287719. The reversal of 4287696 is 6967824.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a d-powerful number, because it can be written as 43 + 221 + 87 + 7 + 66 + 9 + 66 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1441 + ... + 3263.

Almost surely, 24287696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4287696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6446016).

4287696 is an abundant number, since it is smaller than the sum of its proper divisors (8604336).

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

4287696 is a wasteful number, since it uses less digits than its factorization.

4287696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848 (or 1835 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 4287696 is about 2070.6752521822. The cubic root of 4287696 is about 162.4580846528.

The spelling of 4287696 in words is "four million, two hundred eighty-seven thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 84 98 112 147 168 196 294 336 392 588 784 1176 1823 2352 3646 5469 7292 10938 12761 14584 21876 25522 29168 38283 43752 51044 76566 87504 89327 102088 153132 178654 204176 267981 306264 357308 535962 612528 714616 1071924 1429232 2143848 4287696