350220531 has 8 divisors (see below), whose sum is σ = 468737280. Its totient is φ = 232592072.

The previous prime is 350220511. The next prime is 350220539. The reversal of 350220531 is 135022053.

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

It is a cyclic number.

It is not a de Polignac number, because 350220531 - 2⁵ = 350220499 is a prime.

It is a super-2 number, since 2×350220531² = 245308840667843922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 350220498 and 350220507.

It is not an unprimeable number, because it can be changed into a prime (350220539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221151 + ... + 222728.

It is an arithmetic number, because the mean of its divisors is an integer number (58592160).

Almost surely, 2^350220531 is an apocalyptic number.

350220531 is a deficient number, since it is larger than the sum of its proper divisors (118516749).

350220531 is a wasteful number, since it uses less digits than its factorization.

350220531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444145.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 350220531 is about 18714.1799446302. The cubic root of 350220531 is about 704.8778562097.

Adding to 350220531 its reverse (135022053), we get a palindrome (485242584).

The spelling of 350220531 in words is "three hundred fifty million, two hundred twenty thousand, five hundred thirty-one".