350003866 has 4 divisors (see below), whose sum is σ = 525005802. Its totient is φ = 175001932.

The previous prime is 350003861. The next prime is 350003867. The reversal of 350003866 is 668300053.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 234978241 + 115025625 = 15329^2 + 10725^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (350003861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87500965 + ... + 87500968.

Almost surely, 2^350003866 is an apocalyptic number.

350003866 is a deficient number, since it is larger than the sum of its proper divisors (175001936).

350003866 is a wasteful number, since it uses less digits than its factorization.

350003866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175001935.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 350003866 is about 18708.3902567805. The cubic root of 350003866 is about 704.7324679452.

The spelling of 350003866 in words is "three hundred fifty million, three thousand, eight hundred sixty-six".