1845492122 has 16 divisors (see below), whose sum is σ = 2808637440. Its totient is φ = 909302112.

The previous prime is 1845492073. The next prime is 1845492127. The reversal of 1845492122 is 2212945481.

It is not an unprimeable number, because it can be changed into a prime (1845492127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181793 + ... + 191675.

It is an arithmetic number, because the mean of its divisors is an integer number (175539840).

Almost surely, 2^1845492122 is an apocalyptic number.

1845492122 is a deficient number, since it is larger than the sum of its proper divisors (963145318).

1845492122 is a wasteful number, since it uses less digits than its factorization.

1845492122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11237.

The product of its digits is 46080, while the sum is 38.

The square root of 1845492122 is about 42959.1913564490. The cubic root of 1845492122 is about 1226.6031205102.

The spelling of 1845492122 in words is "one billion, eight hundred forty-five million, four hundred ninety-two thousand, one hundred twenty-two".