3449787873 has 16 divisors (see below), whose sum is σ = 5258029056. Its totient is φ = 1970853840.

The previous prime is 3449787863. The next prime is 3449787881. The reversal of 3449787873 is 3787879443.

It is not a de Polignac number, because 3449787873 - 2⁵ = 3449787841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3449787823) 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 15 ways as a sum of consecutive naturals, for example, 88840 + ... + 121622.

It is an arithmetic number, because the mean of its divisors is an integer number (328626816).

Almost surely, 2^3449787873 is an apocalyptic number.

It is an amenable number.

3449787873 is a deficient number, since it is larger than the sum of its proper divisors (1808241183).

3449787873 is a wasteful number, since it uses less digits than its factorization.

3449787873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37804.

The product of its digits is 28449792, while the sum is 60.

The square root of 3449787873 is about 58734.8948496547. The cubic root of 3449787873 is about 1510.9988381392.

The spelling of 3449787873 in words is "three billion, four hundred forty-nine million, seven hundred eighty-seven thousand, eight hundred seventy-three".