350242220 has 12 divisors (see below), whose sum is σ = 735508704. Its totient is φ = 140096880.

The previous prime is 350242187. The next prime is 350242241. The reversal of 350242220 is 22242053.

It is a super-2 number, since 2×350242220² = 245339225341056800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 17512111 = 350242220 / (3 + 5 + 0 + 2 + 4 + 2 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 350242192 and 350242201.

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, 8756036 + ... + 8756075.

It is an arithmetic number, because the mean of its divisors is an integer number (61292392).

Almost surely, 2^350242220 is an apocalyptic number.

It is an amenable number.

350242220 is an abundant number, since it is smaller than the sum of its proper divisors (385266484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

350242220 is a wasteful number, since it uses less digits than its factorization.

350242220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17512120 (or 17512118 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 350242220 is about 18714.7594160331. The cubic root of 350242220 is about 704.8924068322.

Adding to 350242220 its reverse (22242053), we get a palindrome (372484273).

The spelling of 350242220 in words is "three hundred fifty million, two hundred forty-two thousand, two hundred twenty".