424725 has 24 divisors (see below), whose sum is σ = 803520. Its totient is φ = 193920.

The previous prime is 424709. The next prime is 424727. The reversal of 424725 is 527424.

It is not a de Polignac number, because 424725 - 2⁴ = 424709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 424695 and 424704.

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 424725.

It is not an unprimeable number, because it can be changed into a prime (424727) 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 23 ways as a sum of consecutive naturals, for example, 121 + ... + 929.

It is an arithmetic number, because the mean of its divisors is an integer number (33480).

2⁴²⁴⁷²⁵ is an apocalyptic number.

It is an amenable number.

424725 is a deficient number, since it is larger than the sum of its proper divisors (378795).

424725 is a wasteful number, since it uses less digits than its factorization.

424725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829 (or 824 counting only the distinct ones).

The product of its digits is 2240, while the sum is 24.

The square root of 424725 is about 651.7092910186. The cubic root of 424725 is about 75.1685099971.

The spelling of 424725 in words is "four hundred twenty-four thousand, seven hundred twenty-five".