350403 has 8 divisors (see below), whose sum is σ = 470016. Its totient is φ = 232200.

The previous prime is 350381. The next prime is 350411. The reversal of 350403 is 304053.

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

It is not a de Polignac number, because 350403 - 2¹⁰ = 349379 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 350403.

It is not an unprimeable number, because it can be changed into a prime (350423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598 + ... + 1028.

It is an arithmetic number, because the mean of its divisors is an integer number (58752).

2³⁵⁰⁴⁰³ is an apocalyptic number.

350403 is a deficient number, since it is larger than the sum of its proper divisors (119613).

350403 is a wasteful number, since it uses less digits than its factorization.

350403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 350403 is about 591.9484774877. The cubic root of 350403 is about 70.5000251496.

Adding to 350403 its reverse (304053), we get a palindrome (654456).

The spelling of 350403 in words is "three hundred fifty thousand, four hundred three".