3798149 has 2 divisors, whose sum is σ = 3798150. Its totient is φ = 3798148.

The previous prime is 3798131. The next prime is 3798169. The reversal of 3798149 is 9418973.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3265249 + 532900 = 1807^2 + 730^2 .

It is an emirp because it is prime and its reverse (9418973) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3798149 - 2²⁰ = 2749573 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3798169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1899074 + 1899075.

It is an arithmetic number, because the mean of its divisors is an integer number (1899075).

Almost surely, 2^3798149 is an apocalyptic number.

It is an amenable number.

3798149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3798149 is an equidigital number, since it uses as much as digits as its factorization.

3798149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 3798149 is about 1948.8840396494. The cubic root of 3798149 is about 156.0237335137.

The spelling of 3798149 in words is "three million, seven hundred ninety-eight thousand, one hundred forty-nine".