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424230 = 23579179
BaseRepresentation
bin1100111100100100110
3210112221020
41213210212
5102033410
613032010
73414552
oct1474446
9715836
10424230
1126a804
12185606
1311b131
14b0862
1585a70
hex67926

424230 has 32 divisors (see below), whose sum is σ = 1036800. Its totient is φ = 111072.

The previous prime is 424223. The next prime is 424231. The reversal of 424230 is 32424.

424230 divided by its sum of digits (15) gives a palindrome (28282).

Adding to 424230 its reverse (32424), we get a palindrome (456654).

It can be divided in two parts, 4242 and 30, that multiplied together give a triangular number (127260 = T504).

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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 424230.

It is not an unprimeable number, because it can be changed into a prime (424231) 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, 2281 + ... + 2459.

It is an arithmetic number, because the mean of its divisors is an integer number (32400).

2424230 is an apocalyptic number.

424230 is an abundant number, since it is smaller than the sum of its proper divisors (612570).

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

424230 is a wasteful number, since it uses less digits than its factorization.

424230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268.

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

The square root of 424230 is about 651.3294097459. The cubic root of 424230 is about 75.1392966812.

The spelling of 424230 in words is "four hundred twenty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 79 158 179 237 358 395 474 537 790 895 1074 1185 1790 2370 2685 5370 14141 28282 42423 70705 84846 141410 212115 424230