3404198432209 has 3 divisors (see below), whose sum is σ = 3404200277257. Its totient is φ = 3404196587162.

The previous prime is 3404198432207. The next prime is 3404198432227. The reversal of 3404198432209 is 9022348914043.

It is a happy number.

The square root of 3404198432209 is 1845047.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 3404198432209 - 2¹ = 3404198432207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3404198432207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 922524 + ... + 2767570.

Almost surely, 2^{3404198432209} is an apocalyptic number.

3404198432209 is the 1845047-th square number.

3404198432209 is the 922524-th centered octagonal number.

It is an amenable number.

3404198432209 is a deficient number, since it is larger than the sum of its proper divisors (1845048).

3404198432209 is an frugal number, since it uses more digits than its factorization.

3404198432209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3690094 (or 1845047 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 49.

Multiplying 3404198432209 by its sum of digits (49), we get a square (166805723178241 = 12915329²).

The spelling of 3404198432209 in words is "three trillion, four hundred four billion, one hundred ninety-eight million, four hundred thirty-two thousand, two hundred nine".