423477 has 12 divisors (see below), whose sum is σ = 617344. Its totient is φ = 279720.

The previous prime is 423469. The next prime is 423481. The reversal of 423477 is 774324.

It is not a de Polignac number, because 423477 - 2³ = 423469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423477.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 423477.

It is not an unprimeable number, because it can be changed into a prime (423427) 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, 1788 + ... + 2010.

2⁴²³⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

423477 is a deficient number, since it is larger than the sum of its proper divisors (193867).

423477 is a wasteful number, since it uses less digits than its factorization.

423477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 437 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 423477 is about 650.7511044939. The cubic root of 423477 is about 75.0948134217.

It can be divided in two parts, 423 and 477, that added together give a square (900 = 30²).

The spelling of 423477 in words is "four hundred twenty-three thousand, four hundred seventy-seven", and thus it is an iban number.