803073730 has 16 divisors (see below), whose sum is σ = 1465335864. Its totient is φ = 316828800.

The previous prime is 803073701. The next prime is 803073749. The reversal of 803073730 is 37370308.

It can be written as a sum of positive squares in 4 ways, for example, as 665175681 + 137898049 = 25791^2 + 11743^2 .

It is a super-2 number, since 2×803073730² = 1289854831632225800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 803073692 and 803073701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549321 + ... + 550780.

Almost surely, 2^803073730 is an apocalyptic number.

803073730 is a deficient number, since it is larger than the sum of its proper divisors (662262134).

803073730 is a wasteful number, since it uses less digits than its factorization.

803073730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100181.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 803073730 is about 28338.5555383474. Note that the first 4 decimals coincide. The cubic root of 803073730 is about 929.5051631989.

The spelling of 803073730 in words is "eight hundred three million, seventy-three thousand, seven hundred thirty".