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229438 = 21110429
BaseRepresentation
bin111000000000111110
3102122201201
4320000332
524320223
64530114
71643626
oct700076
9378651
10229438
11147420
12b093a
1380581
145d886
1547ead
hex3803e

229438 has 8 divisors (see below), whose sum is σ = 375480. Its totient is φ = 104280.

The previous prime is 229433. The next prime is 229459. The reversal of 229438 is 834922.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229433) 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, 5193 + ... + 5236.

It is an arithmetic number, because the mean of its divisors is an integer number (46935).

2229438 is an apocalyptic number.

229438 is a deficient number, since it is larger than the sum of its proper divisors (146042).

229438 is a wasteful number, since it uses less digits than its factorization.

229438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10442.

The product of its digits is 3456, while the sum is 28.

The square root of 229438 is about 478.9968684658. The cubic root of 229438 is about 61.2193126854.

It can be divided in two parts, 2294 and 38, that added together give a palindrome (2332).

The spelling of 229438 in words is "two hundred twenty-nine thousand, four hundred thirty-eight".

Divisors: 1 2 11 22 10429 20858 114719 229438