3849149 has 2 divisors, whose sum is σ = 3849150. Its totient is φ = 3849148.

The previous prime is 3849143. The next prime is 3849151. The reversal of 3849149 is 9419483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3276100 + 573049 = 1810^2 + 757^2 .

It is an emirp because it is prime and its reverse (9419483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3849149 - 2⁴ = 3849133 is a prime.

Together with 3849151, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3849143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1924574 + 1924575.

It is an arithmetic number, because the mean of its divisors is an integer number (1924575).

Almost surely, 2^3849149 is an apocalyptic number.

It is an amenable number.

3849149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3849149 is an equidigital number, since it uses as much as digits as its factorization.

3849149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 38.

The square root of 3849149 is about 1961.9248201702. The cubic root of 3849149 is about 156.7189720226.

The spelling of 3849149 in words is "three million, eight hundred forty-nine thousand, one hundred forty-nine".