3122380785 has 16 divisors (see below), whose sum is σ = 5090071104. Its totient is φ = 1633849152.

The previous prime is 3122380771. The next prime is 3122380813. The reversal of 3122380785 is 5870832213.

It is not a de Polignac number, because 3122380785 - 2⁶ = 3122380721 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1962967 + ... + 1964556.

It is an arithmetic number, because the mean of its divisors is an integer number (318129444).

Almost surely, 2^3122380785 is an apocalyptic number.

It is an amenable number.

3122380785 is a deficient number, since it is larger than the sum of its proper divisors (1967690319).

3122380785 is a wasteful number, since it uses less digits than its factorization.

3122380785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3927584.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 3122380785 is about 55878.2675554638. The cubic root of 3122380785 is about 1461.6002946100.

The spelling of 3122380785 in words is "three billion, one hundred twenty-two million, three hundred eighty thousand, seven hundred eighty-five".