3122734645 has 16 divisors (see below), whose sum is σ = 4080528000. Its totient is φ = 2285091648.

The previous prime is 3122734627. The next prime is 3122734649. The reversal of 3122734645 is 5464372213.

It is a cyclic number.

It is not a de Polignac number, because 3122734645 - 2¹⁵ = 3122701877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122734649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 563985 + ... + 569494.

It is an arithmetic number, because the mean of its divisors is an integer number (255033000).

Almost surely, 2^3122734645 is an apocalyptic number.

It is an amenable number.

3122734645 is a deficient number, since it is larger than the sum of its proper divisors (957793355).

3122734645 is a wasteful number, since it uses less digits than its factorization.

3122734645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133532.

The product of its digits is 120960, while the sum is 37.

The square root of 3122734645 is about 55881.4338130295. The cubic root of 3122734645 is about 1461.6555070028.

The spelling of 3122734645 in words is "three billion, one hundred twenty-two million, seven hundred thirty-four thousand, six hundred forty-five".