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4230837 = 321336161
BaseRepresentation
bin10000001000111010110101
321221221121200
4100020322311
52040341322
6230403113
750650542
oct20107265
97857550
104230837
11242a766
121500499
13b51970
147c1bc9
155888ac
hex408eb5

4230837 has 12 divisors (see below), whose sum is σ = 6581484. Its totient is φ = 2603520.

The previous prime is 4230817. The next prime is 4230847. The reversal of 4230837 is 7380324.

It can be written as a sum of positive squares in 2 ways, for example, as 1962801 + 2268036 = 1401^2 + 1506^2 .

It is not a de Polignac number, because 4230837 - 211 = 4228789 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 411 + 25 + 3 + 0 + 8 + 39 + 75 .

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 4230837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17964 + ... + 18197.

It is an arithmetic number, because the mean of its divisors is an integer number (548457).

Almost surely, 24230837 is an apocalyptic number.

It is an amenable number.

4230837 is a deficient number, since it is larger than the sum of its proper divisors (2350647).

4230837 is a wasteful number, since it uses less digits than its factorization.

4230837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36180 (or 36177 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 4230837 is about 2056.8998517186. The cubic root of 4230837 is about 161.7367695877.

The spelling of 4230837 in words is "four million, two hundred thirty thousand, eight hundred thirty-seven".

Divisors: 1 3 9 13 39 117 36161 108483 325449 470093 1410279 4230837