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4223230 = 251138393
BaseRepresentation
bin10000000111000011111110
321221120011221
4100013003332
52040120410
6230303554
750616424
oct20070376
97846157
104223230
112424a80
1214b7bba
13b4b36b
147bd114
155864da
hex4070fe

4223230 has 16 divisors (see below), whose sum is σ = 8293104. Its totient is φ = 1535680.

The previous prime is 4223207. The next prime is 4223231. The reversal of 4223230 is 323224.

It is a d-powerful number, because it can be written as 45 + 213 + 221 + 33 + 221 + 39 + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19087 + ... + 19306.

It is an arithmetic number, because the mean of its divisors is an integer number (518319).

Almost surely, 24223230 is an apocalyptic number.

4223230 is a deficient number, since it is larger than the sum of its proper divisors (4069874).

4223230 is a wasteful number, since it uses less digits than its factorization.

4223230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38411.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 4223230 is about 2055.0498777402. The cubic root of 4223230 is about 161.6397777696.

Adding to 4223230 its reverse (323224), we get a palindrome (4546454).

The spelling of 4223230 in words is "four million, two hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 38393 76786 191965 383930 422323 844646 2111615 4223230