350222020 has 48 divisors (see below), whose sum is σ = 759261888. Its totient is φ = 135596160.

The previous prime is 350222017. The next prime is 350222023. The reversal of 350222020 is 20222053.

It is an interprime number because it is at equal distance from previous prime (350222017) and next prime (350222023).

It is a junction number, because it is equal to n+sod(n) for n = 350221985 and 350222003.

It is not an unprimeable number, because it can be changed into a prime (350222023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155019 + ... + 157261.

It is an arithmetic number, because the mean of its divisors is an integer number (15817956).

Almost surely, 2^350222020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 350222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379630944).

350222020 is an abundant number, since it is smaller than the sum of its proper divisors (409039868).

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

350222020 is a wasteful number, since it uses less digits than its factorization.

350222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500 (or 2498 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 350222020 is about 18714.2197272555. The cubic root of 350222020 is about 704.8788551628.

Adding to 350222020 its reverse (20222053), we get a palindrome (370444073).

The spelling of 350222020 in words is "three hundred fifty million, two hundred twenty-two thousand, twenty".