1849382946 has 12 divisors (see below), whose sum is σ = 4006996422. Its totient is φ = 616460976.

The previous prime is 1849382939. The next prime is 1849382947. The reversal of 1849382946 is 6492839481.

It can be written as a sum of positive squares in only one way, i.e., 1710732321 + 138650625 = 41361^2 + 11775^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1849382892 and 1849382901.

It is not an unprimeable number, because it can be changed into a prime (1849382947) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51371731 + ... + 51371766.

Almost surely, 2^1849382946 is an apocalyptic number.

1849382946 is an abundant number, since it is smaller than the sum of its proper divisors (2157613476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1849382946 is a wasteful number, since it uses less digits than its factorization.

1849382946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102743505 (or 102743502 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The square root of 1849382946 is about 43004.4526299312. The cubic root of 1849382946 is about 1227.4645252267.

The spelling of 1849382946 in words is "one billion, eight hundred forty-nine million, three hundred eighty-two thousand, nine hundred forty-six".