3105439092 has 108 divisors (see below), whose sum is σ = 9226116900. Its totient is φ = 878072832.

The previous prime is 3105439087. The next prime is 3105439121. The reversal of 3105439092 is 2909345013.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1134611856 + 1970827236 = 33684^2 + 44394^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 162034 + ... + 180182.

Almost surely, 2^3105439092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3105439092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4613058450).

3105439092 is an abundant number, since it is smaller than the sum of its proper divisors (6120677808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3105439092 is a wasteful number, since it uses less digits than its factorization.

3105439092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18270 (or 18258 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 3105439092 is about 55726.4667101728. The cubic root of 3105439092 is about 1458.9520051646.

The spelling of 3105439092 in words is "three billion, one hundred five million, four hundred thirty-nine thousand, ninety-two".