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3813349 is a prime number
BaseRepresentation
bin1110100010111111100101
321011201221011
432202333211
51434011344
6213422221
744261431
oct16427745
97151834
103813349
112175031
12133a971
13a36927
147139c1
15504d34
hex3a2fe5

3813349 has 2 divisors, whose sum is σ = 3813350. Its totient is φ = 3813348.

The previous prime is 3813323. The next prime is 3813353. The reversal of 3813349 is 9433183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2924100 + 889249 = 1710^2 + 943^2 .

It is an emirp because it is prime and its reverse (9433183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3813349 - 25 = 3813317 is a prime.

It is a Chen prime.

3813349 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3813349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3813379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906674 + 1906675.

It is an arithmetic number, because the mean of its divisors is an integer number (1906675).

Almost surely, 23813349 is an apocalyptic number.

It is an amenable number.

3813349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3813349 is an equidigital number, since it uses as much as digits as its factorization.

3813349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 3813349 is about 1952.7798134966. The cubic root of 3813349 is about 156.2315895108.

The spelling of 3813349 in words is "three million, eight hundred thirteen thousand, three hundred forty-nine".