350638216 has 8 divisors (see below), whose sum is σ = 657446670. Its totient is φ = 175319104.

The previous prime is 350638201. The next prime is 350638229. The reversal of 350638216 is 612836053.

It can be written as a sum of positive squares in only one way, i.e., 336575716 + 14062500 = 18346^2 + 3750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 21914881 + ... + 21914896.

Almost surely, 2^350638216 is an apocalyptic number.

It is an amenable number.

350638216 is a deficient number, since it is larger than the sum of its proper divisors (306808454).

350638216 is a wasteful number, since it uses less digits than its factorization.

350638216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43829783 (or 43829779 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 350638216 is about 18725.3362052594. The cubic root of 350638216 is about 705.1579653742.

The spelling of 350638216 in words is "three hundred fifty million, six hundred thirty-eight thousand, two hundred sixteen".