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4220230 = 25760289
BaseRepresentation
bin10000000110010101000110
321221102001211
4100012111012
52040021410
6230242034
750604610
oct20062506
97842054
104220230
1124227a3
1214b631a
13b49ba1
147bbdb0
1558568a
hex406546

4220230 has 16 divisors (see below), whose sum is σ = 8681760. Its totient is φ = 1446912.

The previous prime is 4220207. The next prime is 4220239. The reversal of 4220230 is 320224.

It is a self number, because there is not a number n which added to its sum of digits gives 4220230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30075 + ... + 30214.

It is an arithmetic number, because the mean of its divisors is an integer number (542610).

Almost surely, 24220230 is an apocalyptic number.

4220230 is an abundant number, since it is smaller than the sum of its proper divisors (4461530).

4220230 is a wasteful number, since it uses less digits than its factorization.

4220230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60303.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 4220230 is about 2054.3198387788. The cubic root of 4220230 is about 161.6014947334.

Adding to 4220230 its reverse (320224), we get a palindrome (4540454).

The spelling of 4220230 in words is "four million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 60289 120578 301445 422023 602890 844046 2110115 4220230