423575 has 6 divisors (see below), whose sum is σ = 525264. Its totient is φ = 338840.

The previous prime is 423559. The next prime is 423581. The reversal of 423575 is 575324.

It is not a de Polignac number, because 423575 - 2⁴ = 423559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8447 + ... + 8496.

It is an arithmetic number, because the mean of its divisors is an integer number (87544).

2⁴²³⁵⁷⁵ is an apocalyptic number.

423575 is a deficient number, since it is larger than the sum of its proper divisors (101689).

423575 is a wasteful number, since it uses less digits than its factorization.

423575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16953 (or 16948 counting only the distinct ones).

The product of its digits is 4200, while the sum is 26.

The square root of 423575 is about 650.8263977437. The cubic root of 423575 is about 75.1006057269.

Adding to 423575 its reverse (575324), we get a palindrome (998899).

The spelling of 423575 in words is "four hundred twenty-three thousand, five hundred seventy-five".