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402234 = 23761157
BaseRepresentation
bin1100010001100111010
3202102202120
41202030322
5100332414
612342110
73263460
oct1421472
9672676
10402234
11255228
12174936
13111111
14a6830
157e2a9
hex6233a

402234 has 32 divisors (see below), whose sum is σ = 940416. Its totient is φ = 112320.

The previous prime is 402223. The next prime is 402239. The reversal of 402234 is 432204.

It is a happy number.

402234 is nontrivially palindromic in base 13.

402234 is a nontrivial repdigit in base 13.

It is a plaindrome in base 13.

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402239) by changing a digit.

It is a nontrivial repunit in base 13.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2484 + ... + 2640.

It is an arithmetic number, because the mean of its divisors is an integer number (29388).

2402234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (470208).

402234 is an abundant number, since it is smaller than the sum of its proper divisors (538182).

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

402234 is a wasteful number, since it uses less digits than its factorization.

402234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 402234 is about 634.2192050072. The cubic root of 402234 is about 73.8175441725.

Adding to 402234 its reverse (432204), we get a palindrome (834438).

It can be divided in two parts, 402 and 234, that added together give a palindrome (636).

The spelling of 402234 in words is "four hundred two thousand, two hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 61 122 157 183 314 366 427 471 854 942 1099 1281 2198 2562 3297 6594 9577 19154 28731 57462 67039 134078 201117 402234