1852899122 has 8 divisors (see below), whose sum is σ = 2942839836. Its totient is φ = 871952512.

The previous prime is 1852899121. The next prime is 1852899143. The reversal of 1852899122 is 2219982581.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1545983761 + 306915361 = 39319^2 + 17519^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1852899121) 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 3 ways as a sum of consecutive naturals, for example, 27248483 + ... + 27248550.

Almost surely, 2^1852899122 is an apocalyptic number.

1852899122 is a deficient number, since it is larger than the sum of its proper divisors (1089940714).

1852899122 is a wasteful number, since it uses less digits than its factorization.

1852899122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54497052.

The product of its digits is 207360, while the sum is 47.

The square root of 1852899122 is about 43045.3147508530. The cubic root of 1852899122 is about 1228.2419464953.

The spelling of 1852899122 in words is "one billion, eight hundred fifty-two million, eight hundred ninety-nine thousand, one hundred twenty-two".