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238035 = 3572267
BaseRepresentation
bin111010000111010011
3110002112010
4322013103
530104120
65034003
72010660
oct720723
9402463
10238035
11152926
12b5903
1384465
1462a67
154a7e0
hex3a1d3

238035 has 16 divisors (see below), whose sum is σ = 435456. Its totient is φ = 108768.

The previous prime is 238031. The next prime is 238037. The reversal of 238035 is 530832.

It is not a de Polignac number, because 238035 - 22 = 238031 is a prime.

It is a super-2 number, since 2×2380352 = 113321322450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

238035 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (238031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1029 + ... + 1238.

It is an arithmetic number, because the mean of its divisors is an integer number (27216).

2238035 is an apocalyptic number.

238035 is a deficient number, since it is larger than the sum of its proper divisors (197421).

238035 is a wasteful number, since it uses less digits than its factorization.

238035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2282.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 238035 is about 487.8883068900. Note that the first 3 decimals coincide. The cubic root of 238035 is about 61.9745820193.

Adding to 238035 its reverse (530832), we get a palindrome (768867).

It can be divided in two parts, 2380 and 35, that added together give a triangular number (2415 = T69).

The spelling of 238035 in words is "two hundred thirty-eight thousand, thirty-five".

Divisors: 1 3 5 7 15 21 35 105 2267 6801 11335 15869 34005 47607 79345 238035