424655 has 16 divisors (see below), whose sum is σ = 635904. Its totient is φ = 264480.

The previous prime is 424639. The next prime is 424661. The reversal of 424655 is 556424.

It is not a de Polignac number, because 424655 - 2⁴ = 424639 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167 + ... + 936.

It is an arithmetic number, because the mean of its divisors is an integer number (39744).

2⁴²⁴⁶⁵⁵ is an apocalyptic number.

424655 is a deficient number, since it is larger than the sum of its proper divisors (211249).

424655 is a wasteful number, since it uses less digits than its factorization.

424655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126.

The product of its digits is 4800, while the sum is 26.

The square root of 424655 is about 651.6555838785. The cubic root of 424655 is about 75.1643801995.

Subtracting 424655 from its reverse (556424), we obtain a square (131769 = 363²).

The spelling of 424655 in words is "four hundred twenty-four thousand, six hundred fifty-five".