803225818 has 8 divisors (see below), whose sum is σ = 1246384980. Its totient is φ = 387764160.

The previous prime is 803225743. The next prime is 803225837. The reversal of 803225818 is 818522308.

It can be written as a sum of positive squares in 2 ways, for example, as 706655889 + 96569929 = 26583^2 + 9827^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6924303 + ... + 6924418.

Almost surely, 2^803225818 is an apocalyptic number.

803225818 is a deficient number, since it is larger than the sum of its proper divisors (443159162).

803225818 is a wasteful number, since it uses less digits than its factorization.

803225818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13848752.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 803225818 is about 28341.2388226062. The cubic root of 803225818 is about 929.5638367896.

The spelling of 803225818 in words is "eight hundred three million, two hundred twenty-five thousand, eight hundred eighteen".