303401423 has 16 divisors (see below), whose sum is σ = 333396000. Its totient is φ = 274391040.

The previous prime is 303401387. The next prime is 303401453. The reversal of 303401423 is 324104303.

It is a cyclic number.

It is not a de Polignac number, because 303401423 - 2⁸ = 303401167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 303401395 and 303401404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303401453) 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, 343943 + ... + 344823.

It is an arithmetic number, because the mean of its divisors is an integer number (20837250).

Almost surely, 2^303401423 is an apocalyptic number.

303401423 is a deficient number, since it is larger than the sum of its proper divisors (29994577).

303401423 is a wasteful number, since it uses less digits than its factorization.

303401423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 303401423 is about 17418.4219434483. The cubic root of 303401423 is about 671.9534753493.

Adding to 303401423 its reverse (324104303), we get a palindrome (627505726).

The spelling of 303401423 in words is "three hundred three million, four hundred one thousand, four hundred twenty-three".