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4689132 = 223755823
BaseRepresentation
bin10001111000110011101100
322211020021120
4101320303230
52200023012
6244300540
754566640
oct21706354
98736246
104689132
112713018
1216a1750
13c82446
148a0c20
1562958c
hex478cec

4689132 has 24 divisors (see below), whose sum is σ = 12504576. Its totient is φ = 1339728.

The previous prime is 4689109. The next prime is 4689133. The reversal of 4689132 is 2319864.

4689132 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

4689132 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 4689093 and 4689102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4689133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27828 + ... + 27995.

It is an arithmetic number, because the mean of its divisors is an integer number (521024).

Almost surely, 24689132 is an apocalyptic number.

4689132 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4689132 is an abundant number, since it is smaller than the sum of its proper divisors (7815444).

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

4689132 is a wasteful number, since it uses less digits than its factorization.

4689132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55837 (or 55835 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 4689132 is about 2165.4403709177. The cubic root of 4689132 is about 167.3776577483.

Subtracting from 4689132 its product of digits (10368), we obtain a palindrome (4678764).

The spelling of 4689132 in words is "four million, six hundred eighty-nine thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 55823 111646 167469 223292 334938 390761 669876 781522 1172283 1563044 2344566 4689132