1849396536 has 240 divisors, whose sum is σ = 5767561800. Its totient is φ = 550229760.

The previous prime is 1849396501. The next prime is 1849396537. The reversal of 1849396536 is 6356939481.

1849396536 is a `hidden beast` number, since 18 + 4 + 9 + 3 + 96 + 536 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1849396537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 30317946 + ... + 30318006.

Almost surely, 2^1849396536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1849396536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2883780900).

1849396536 is an abundant number, since it is smaller than the sum of its proper divisors (3918165264).

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

1849396536 is a wasteful number, since it uses less digits than its factorization.

1849396536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 138 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The square root of 1849396536 is about 43004.6106365352. The cubic root of 1849396536 is about 1227.4675318515.

The spelling of 1849396536 in words is "one billion, eight hundred forty-nine million, three hundred ninety-six thousand, five hundred thirty-six".