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74201 is a prime number
BaseRepresentation
bin10010000111011001
310202210012
4102013121
54333301
61331305
7426221
oct220731
9122705
1074201
1150826
1236b35
1327a0a
141d081
1516ebb
hex121d9

74201 has 2 divisors, whose sum is σ = 74202. Its totient is φ = 74200.

The previous prime is 74197. The next prime is 74203. The reversal of 74201 is 10247.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50176 + 24025 = 224^2 + 155^2 .

It is an emirp because it is prime and its reverse (10247) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74201 - 22 = 74197 is a prime.

It is a Sophie Germain prime.

Together with 74203, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 74201.

It is not a weakly prime, because it can be changed into another prime (74203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37100 + 37101.

It is an arithmetic number, because the mean of its divisors is an integer number (37101).

274201 is an apocalyptic number.

It is an amenable number.

74201 is a deficient number, since it is larger than the sum of its proper divisors (1).

74201 is an equidigital number, since it uses as much as digits as its factorization.

74201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 14.

The square root of 74201 is about 272.3986049891. The cubic root of 74201 is about 42.0213421389.

Adding to 74201 its reverse (10247), we get a palindrome (84448).

The spelling of 74201 in words is "seventy-four thousand, two hundred one", and thus it is an iban number.