1073984850 has 72 divisors (see below), whose sum is σ = 2894041332. Its totient is φ = 285542400.

The previous prime is 1073984819. The next prime is 1073984851. The reversal of 1073984850 is 584893701.

1073984850 is a `hidden beast` number, since 10 + 73 + 98 + 485 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 505305441 + 568679409 = 22479^2 + 23847^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 1073984796 and 1073984805.

It is not an unprimeable number, because it can be changed into a prime (1073984851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 155470 + ... + 162230.

Almost surely, 2^1073984850 is an apocalyptic number.

1073984850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1073984850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1447020666).

1073984850 is an abundant number, since it is smaller than the sum of its proper divisors (1820056482).

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

1073984850 is a wasteful number, since it uses less digits than its factorization.

1073984850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7132 (or 7124 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 1073984850 is about 32771.7080726654. The cubic root of 1073984850 is about 1024.0772500570.

The spelling of 1073984850 in words is "one billion, seventy-three million, nine hundred eighty-four thousand, eight hundred fifty".