424765 has 8 divisors (see below), whose sum is σ = 556128. Its totient is φ = 308880.

The previous prime is 424757. The next prime is 424769. The reversal of 424765 is 567424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 424765 - 2³ = 424757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424769) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3807 + ... + 3916.

It is an arithmetic number, because the mean of its divisors is an integer number (69516).

2⁴²⁴⁷⁶⁵ is an apocalyptic number.

It is an amenable number.

424765 is a deficient number, since it is larger than the sum of its proper divisors (131363).

424765 is a wasteful number, since it uses less digits than its factorization.

424765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7739.

The product of its digits is 6720, while the sum is 28.

The square root of 424765 is about 651.7399788259. The cubic root of 424765 is about 75.1708696777.

The spelling of 424765 in words is "four hundred twenty-four thousand, seven hundred sixty-five".