3449779199 has 4 divisors (see below), whose sum is σ = 3452907936. Its totient is φ = 3446650464.

The previous prime is 3449779183. The next prime is 3449779241. The reversal of 3449779199 is 9919779443.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9919779443 = 7 ⋅1417111349.

It is a cyclic number.

It is not a de Polignac number, because 3449779199 - 2⁴ = 3449779183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3449779139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1562714 + ... + 1564919.

It is an arithmetic number, because the mean of its divisors is an integer number (863226984).

Almost surely, 2^3449779199 is an apocalyptic number.

3449779199 is a deficient number, since it is larger than the sum of its proper divisors (3128737).

3449779199 is a wasteful number, since it uses less digits than its factorization.

3449779199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3128736.

The product of its digits is 15431472, while the sum is 62.

The square root of 3449779199 is about 58734.8210093467. The cubic root of 3449779199 is about 1510.9975717411.

The spelling of 3449779199 in words is "three billion, four hundred forty-nine million, seven hundred seventy-nine thousand, one hundred ninety-nine".