350225503 has 4 divisors (see below), whose sum is σ = 350572248. Its totient is φ = 349878760.

The previous prime is 350225471. The next prime is 350225509. The reversal of 350225503 is 305522053.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 305522053 = 5261 ⋅58073.

It is a cyclic number.

It is not a de Polignac number, because 350225503 - 2⁵ = 350225471 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 (350225509) 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, 171853 + ... + 173878.

It is an arithmetic number, because the mean of its divisors is an integer number (87643062).

Almost surely, 2^350225503 is an apocalyptic number.

350225503 is a deficient number, since it is larger than the sum of its proper divisors (346745).

350225503 is a wasteful number, since it uses less digits than its factorization.

350225503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346744.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 350225503 is about 18714.3127846042. The cubic root of 350225503 is about 704.8811918567.

Adding to 350225503 its reverse (305522053), we get a palindrome (655747556).

The spelling of 350225503 in words is "three hundred fifty million, two hundred twenty-five thousand, five hundred three".