350530521 has 8 divisors (see below), whose sum is σ = 509862624. Its totient is φ = 212442720.

The previous prime is 350530517. The next prime is 350530561. The reversal of 350530521 is 125035053.

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

It is not a de Polignac number, because 350530521 - 2² = 350530517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 350530491 and 350530500.

It is not an unprimeable number, because it can be changed into a prime (350530501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5311036 + ... + 5311101.

It is an arithmetic number, because the mean of its divisors is an integer number (63732828).

Almost surely, 2^350530521 is an apocalyptic number.

It is an amenable number.

350530521 is a deficient number, since it is larger than the sum of its proper divisors (159332103).

350530521 is a wasteful number, since it uses less digits than its factorization.

350530521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10622151.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 350530521 is about 18722.4603351162. The cubic root of 350530521 is about 705.0857639237.

Adding to 350530521 its reverse (125035053), we get a palindrome (475565574).

The spelling of 350530521 in words is "three hundred fifty million, five hundred thirty thousand, five hundred twenty-one".