424545424 has 20 divisors (see below), whose sum is σ = 865849840. Its totient is φ = 201100320.

The previous prime is 424545419. The next prime is 424545449.

424545424 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 424545424.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 697962 + ... + 698569.

It is an arithmetic number, because the mean of its divisors is an integer number (43292492).

Almost surely, 2^424545424 is an apocalyptic number.

It is an amenable number.

424545424 is an abundant number, since it is smaller than the sum of its proper divisors (441304416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424545424 is a wasteful number, since it uses less digits than its factorization.

424545424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396558 (or 1396552 counting only the distinct ones).

The product of its digits is 102400, while the sum is 34.

The square root of 424545424 is about 20604.5000909995. The cubic root of 424545424 is about 751.5791462109.

The spelling of 424545424 in words is "four hundred twenty-four million, five hundred forty-five thousand, four hundred twenty-four".