475623 has 12 divisors (see below), whose sum is σ = 703560. Its totient is φ = 309456.

The previous prime is 475621. The next prime is 475637. The reversal of 475623 is 326574.

It is a happy number.

It is not a de Polignac number, because 475623 - 2¹ = 475621 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (475621) by changing a digit.

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, 228 + ... + 1001.

It is an arithmetic number, because the mean of its divisors is an integer number (58630).

2⁴⁷⁵⁶²³ is an apocalyptic number.

475623 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

475623 is a deficient number, since it is larger than the sum of its proper divisors (227937).

475623 is a wasteful number, since it uses less digits than its factorization.

475623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278 (or 1275 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 475623 is about 689.6542612063. The cubic root of 475623 is about 78.0586344131.

The spelling of 475623 in words is "four hundred seventy-five thousand, six hundred twenty-three".