3849491 has 2 divisors, whose sum is σ = 3849492. Its totient is φ = 3849490.

The previous prime is 3849479. The next prime is 3849499. The reversal of 3849491 is 1949483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3849491 - 2¹⁴ = 3833107 is a prime.

It is a super-3 number, since 3×3849491³ (a number of 21 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3849499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1924745 + 1924746.

It is an arithmetic number, because the mean of its divisors is an integer number (1924746).

Almost surely, 2^3849491 is an apocalyptic number.

3849491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3849491 is an equidigital number, since it uses as much as digits as its factorization.

3849491 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3849491 is about 1962.0119775373. The cubic root of 3849491 is about 156.7236134210.

The spelling of 3849491 in words is "three million, eight hundred forty-nine thousand, four hundred ninety-one".