350022143 has 4 divisors (see below), whose sum is σ = 350227248. Its totient is φ = 349817040.

The previous prime is 350022139. The next prime is 350022157. The reversal of 350022143 is 341220053.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 350022143 - 2² = 350022139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350022173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99971 + ... + 103412.

It is an arithmetic number, because the mean of its divisors is an integer number (87556812).

Almost surely, 2^350022143 is an apocalyptic number.

350022143 is a deficient number, since it is larger than the sum of its proper divisors (205105).

350022143 is a wasteful number, since it uses less digits than its factorization.

350022143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205104.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 350022143 is about 18708.8787210779. The cubic root of 350022143 is about 704.7447346394.

Adding to 350022143 its reverse (341220053), we get a palindrome (691242196).

The spelling of 350022143 in words is "three hundred fifty million, twenty-two thousand, one hundred forty-three".