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229638 = 2338273
BaseRepresentation
bin111000000100000110
3102200000010
4320010012
524322023
64531050
71644333
oct700406
9380003
10229638
11147592
12b0a86
13806a6
145d98a
1548093
hex38106

229638 has 8 divisors (see below), whose sum is σ = 459288. Its totient is φ = 76544.

The previous prime is 229637. The next prime is 229639. The reversal of 229638 is 836922.

It is an interprime number because it is at equal distance from previous prime (229637) and next prime (229639).

It is a sphenic number, since it is the product of 3 distinct primes.

229638 is an admirable number.

It is a super-2 number, since 2×2296382 = 105467222088, which contains 22 as substring.

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 229638.

It is not an unprimeable number, because it can be changed into a prime (229631) 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, 19131 + ... + 19142.

It is an arithmetic number, because the mean of its divisors is an integer number (57411).

2229638 is an apocalyptic number.

229638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

229638 is a wasteful number, since it uses less digits than its factorization.

229638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38278.

The product of its digits is 5184, while the sum is 30.

The square root of 229638 is about 479.2055926218. The cubic root of 229638 is about 61.2370957127.

The spelling of 229638 in words is "two hundred twenty-nine thousand, six hundred thirty-eight".

Divisors: 1 2 3 6 38273 76546 114819 229638