423475 has 12 divisors (see below), whose sum is σ = 565936. Its totient is φ = 312480.

The previous prime is 423469. The next prime is 423481. The reversal of 423475 is 574324.

It is an interprime number because it is at equal distance from previous prime (423469) and next prime (423481).

It is not a de Polignac number, because 423475 - 2⁷ = 423347 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327 + ... + 976.

2⁴²³⁴⁷⁵ is an apocalyptic number.

423475 is a deficient number, since it is larger than the sum of its proper divisors (142461).

423475 is a wasteful number, since it uses less digits than its factorization.

423475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1321 counting only the distinct ones).

The product of its digits is 3360, while the sum is 25.

The square root of 423475 is about 650.7495678062. The cubic root of 423475 is about 75.0946952021.

Adding to 423475 its reverse (574324), we get a palindrome (997799).

It can be divided in two parts, 423 and 475, that added together give a palindrome (898).

The spelling of 423475 in words is "four hundred twenty-three thousand, four hundred seventy-five".