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4230901 = 19222679
BaseRepresentation
bin10000001000111011110101
321221221201001
4100020323311
52040342101
6230403301
750650663
oct20107365
97857631
104230901
11242a814
121500531
13b519bc
147c1c33
15588901
hex408ef5

4230901 has 4 divisors (see below), whose sum is σ = 4453600. Its totient is φ = 4008204.

The previous prime is 4230883. The next prime is 4230917. The reversal of 4230901 is 1090324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4230901 - 29 = 4230389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 222679 = 4230901 / (4 + 2 + 3 + 0 + 9 + 0 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4230101) 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 3 ways as a sum of consecutive naturals, for example, 111321 + ... + 111358.

It is an arithmetic number, because the mean of its divisors is an integer number (1113400).

Almost surely, 24230901 is an apocalyptic number.

It is an amenable number.

4230901 is a deficient number, since it is larger than the sum of its proper divisors (222699).

4230901 is a wasteful number, since it uses less digits than its factorization.

4230901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222698.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 4230901 is about 2056.9154090531. The cubic root of 4230901 is about 161.7375851159.

The spelling of 4230901 in words is "four million, two hundred thirty thousand, nine hundred one".

Divisors: 1 19 222679 4230901