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4230761 = 21120051
BaseRepresentation
bin10000001000111001101001
321221221111212
4100020321221
52040341021
6230402505
750650403
oct20107151
97857455
104230761
11242a6a7
121500435
13b51912
147c1b73
1558885b
hex408e69

4230761 has 4 divisors (see below), whose sum is σ = 4251024. Its totient is φ = 4210500.

The previous prime is 4230757. The next prime is 4230763. The reversal of 4230761 is 1670324.

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 4230761 - 22 = 4230757 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4230763) 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, 9815 + ... + 10236.

It is an arithmetic number, because the mean of its divisors is an integer number (1062756).

Almost surely, 24230761 is an apocalyptic number.

It is an amenable number.

4230761 is a deficient number, since it is larger than the sum of its proper divisors (20263).

4230761 is a wasteful number, since it uses less digits than its factorization.

4230761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20262.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 4230761 is about 2056.8813772311. The cubic root of 4230761 is about 161.7358011372.

It can be divided in two parts, 42 and 30761, that added together give a palindrome (30803).

The spelling of 4230761 in words is "four million, two hundred thirty thousand, seven hundred sixty-one".

Divisors: 1 211 20051 4230761