424666 has 16 divisors (see below), whose sum is σ = 705600. Its totient is φ = 190080.

The previous prime is 424661. The next prime is 424667. The reversal of 424666 is 666424.

424666 is a modest number, since divided by 666 gives 424 as remainder.

It is not an unprimeable number, because it can be changed into a prime (424661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2035 + ... + 2233.

It is an arithmetic number, because the mean of its divisors is an integer number (44100).

2⁴²⁴⁶⁶⁶ is an apocalyptic number.

424666 is a deficient number, since it is larger than the sum of its proper divisors (280934).

424666 is a wasteful number, since it uses less digits than its factorization.

424666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309.

The product of its digits is 6912, while the sum is 28.

The square root of 424666 is about 651.6640238651. The cubic root of 424666 is about 75.1650291978.

The spelling of 424666 in words is "four hundred twenty-four thousand, six hundred sixty-six".