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472201 = 617741
BaseRepresentation
bin1110011010010001001
3212222201221
41303102021
5110102301
614042041
74004452
oct1632211
9788657
10472201
112a2854
121a9321
13136c12
14c4129
1594da1
hex73489

472201 has 4 divisors (see below), whose sum is σ = 480004. Its totient is φ = 464400.

The previous prime is 472193. The next prime is 472247. The reversal of 472201 is 102274.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102274 = 251137.

It can be written as a sum of positive squares in 2 ways, for example, as 48400 + 423801 = 220^2 + 651^2 .

It is a cyclic number.

It is not a de Polignac number, because 472201 - 23 = 472193 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472261) 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, 3810 + ... + 3931.

It is an arithmetic number, because the mean of its divisors is an integer number (120001).

2472201 is an apocalyptic number.

It is an amenable number.

472201 is a deficient number, since it is larger than the sum of its proper divisors (7803).

472201 is an equidigital number, since it uses as much as digits as its factorization.

472201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7802.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 472201 is about 687.1688293280. The cubic root of 472201 is about 77.8709788998.

Adding to 472201 its reverse (102274), we get a palindrome (574475).

The spelling of 472201 in words is "four hundred seventy-two thousand, two hundred one", and thus it is an iban number.

Divisors: 1 61 7741 472201