3494149 has 2 divisors, whose sum is σ = 3494150. Its totient is φ = 3494148.

The previous prime is 3494107. The next prime is 3494159. The reversal of 3494149 is 9414943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3062500 + 431649 = 1750^2 + 657^2 .

It is an emirp because it is prime and its reverse (9414943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3494149 - 2¹³ = 3485957 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3494159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1747074 + 1747075.

It is an arithmetic number, because the mean of its divisors is an integer number (1747075).

Almost surely, 2^3494149 is an apocalyptic number.

It is an amenable number.

3494149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3494149 is an equidigital number, since it uses as much as digits as its factorization.

3494149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 3494149 is about 1869.2642937798. The cubic root of 3494149 is about 151.7447962520.

The spelling of 3494149 in words is "three million, four hundred ninety-four thousand, one hundred forty-nine".