3198437449 has 2 divisors, whose sum is σ = 3198437450. Its totient is φ = 3198437448.

The previous prime is 3198437419. The next prime is 3198437479. The reversal of 3198437449 is 9447348913.

It is a balanced prime because it is at equal distance from previous prime (3198437419) and next prime (3198437479).

It can be written as a sum of positive squares in only one way, i.e., 1805655049 + 1392782400 = 42493^2 + 37320^2 .

It is an emirp because it is prime and its reverse (9447348913) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3198437449 - 2¹⁵ = 3198404681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3198437396 and 3198437405.

It is not a weakly prime, because it can be changed into another prime (3198437419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599218724 + 1599218725.

It is an arithmetic number, because the mean of its divisors is an integer number (1599218725).

Almost surely, 2^3198437449 is an apocalyptic number.

It is an amenable number.

3198437449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3198437449 is an equidigital number, since it uses as much as digits as its factorization.

3198437449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 52.

The square root of 3198437449 is about 56554.7296784274. The cubic root of 3198437449 is about 1473.3727067764.

The spelling of 3198437449 in words is "three billion, one hundred ninety-eight million, four hundred thirty-seven thousand, four hundred forty-nine".