424450465 has 4 divisors (see below), whose sum is σ = 509340564. Its totient is φ = 339560368.

The previous prime is 424450459. The next prime is 424450471. The reversal of 424450465 is 564054424.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (424450459) and next prime (424450471).

It can be written as a sum of positive squares in 2 ways, for example, as 103897249 + 320553216 = 10193^2 + 17904^2 .

It is a cyclic number.

It is not a de Polignac number, because 424450465 - 2³ = 424450457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424450465.

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 3 ways as a sum of consecutive naturals, for example, 42445042 + ... + 42445051.

It is an arithmetic number, because the mean of its divisors is an integer number (127335141).

Almost surely, 2^424450465 is an apocalyptic number.

It is an amenable number.

424450465 is a deficient number, since it is larger than the sum of its proper divisors (84890099).

424450465 is an equidigital number, since it uses as much as digits as its factorization.

424450465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84890098.

The product of its (nonzero) digits is 76800, while the sum is 34.

The square root of 424450465 is about 20602.1956354171. The cubic root of 424450465 is about 751.5231062508.

The spelling of 424450465 in words is "four hundred twenty-four million, four hundred fifty thousand, four hundred sixty-five".