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4230029 = 4499421
BaseRepresentation
bin10000001000101110001101
321221220111202
4100020232031
52040330104
6230355245
750645306
oct20105615
97856452
104230029
11242a0a1
1214bbb25
13b5149b
147c17ad
1558851e
hex408b8d

4230029 has 4 divisors (see below), whose sum is σ = 4239900. Its totient is φ = 4220160.

The previous prime is 4230007. The next prime is 4230071. The reversal of 4230029 is 9200324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1974025 + 2256004 = 1405^2 + 1502^2 .

It is a cyclic number.

It is not a de Polignac number, because 4230029 - 212 = 4225933 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4262 + ... + 5159.

It is an arithmetic number, because the mean of its divisors is an integer number (1059975).

Almost surely, 24230029 is an apocalyptic number.

It is an amenable number.

4230029 is a deficient number, since it is larger than the sum of its proper divisors (9871).

4230029 is an equidigital number, since it uses as much as digits as its factorization.

4230029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9870.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4230029 is about 2056.7034302495. The cubic root of 4230029 is about 161.7264728363.

The spelling of 4230029 in words is "four million, two hundred thirty thousand, twenty-nine".

Divisors: 1 449 9421 4230029