1849894036 has 12 divisors (see below), whose sum is σ = 3407699680. Its totient is φ = 876265560.

The previous prime is 1849894027. The next prime is 1849894037. The reversal of 1849894036 is 6304989481.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849894037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12170280 + ... + 12170431.

Almost surely, 2^1849894036 is an apocalyptic number.

It is an amenable number.

1849894036 is a deficient number, since it is larger than the sum of its proper divisors (1557805644).

1849894036 is a wasteful number, since it uses less digits than its factorization.

1849894036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24340734 (or 24340732 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 52.

The square root of 1849894036 is about 43010.3945110946. The cubic root of 1849894036 is about 1227.5775876338.

The spelling of 1849894036 in words is "one billion, eight hundred forty-nine million, eight hundred ninety-four thousand, thirty-six".