424868 has 6 divisors (see below), whose sum is σ = 743526. Its totient is φ = 212432.

The previous prime is 424867. The next prime is 424889. The reversal of 424868 is 868424.

It can be written as a sum of positive squares in only one way, i.e., 289444 + 135424 = 538^2 + 368^2 .

It is not an unprimeable number, because it can be changed into a prime (424861) 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 as a sum of consecutive naturals, namely, 53105 + ... + 53112.

It is an arithmetic number, because the mean of its divisors is an integer number (123921).

2⁴²⁴⁸⁶⁸ is an apocalyptic number.

It is an amenable number.

424868 is a deficient number, since it is larger than the sum of its proper divisors (318658).

424868 is a wasteful number, since it uses less digits than its factorization.

424868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106221 (or 106219 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 424868 is about 651.8189932796. The cubic root of 424868 is about 75.1769451734.

Subtracting 424868 from its reverse (868424), we obtain a square (443556 = 666²).

The spelling of 424868 in words is "four hundred twenty-four thousand, eight hundred sixty-eight".