424542415 has 16 divisors (see below), whose sum is σ = 560366496. Its totient is φ = 308753280.

The previous prime is 424542407. The next prime is 424542431. The reversal of 424542415 is 514245424.

It is not a de Polignac number, because 424542415 - 2³ = 424542407 is a prime.

It is a Duffinian number.

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, 25242 + ... + 38551.

It is an arithmetic number, because the mean of its divisors is an integer number (35022906).

Almost surely, 2^424542415 is an apocalyptic number.

424542415 is a deficient number, since it is larger than the sum of its proper divisors (135824081).

424542415 is an equidigital number, since it uses as much as digits as its factorization.

424542415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63831 (or 63809 counting only the distinct ones).

The product of its digits is 25600, while the sum is 31.

The square root of 424542415 is about 20604.4270728404. The cubic root of 424542415 is about 751.5773705807.

Adding to 424542415 its reverse (514245424), we get a palindrome (938787839).

The spelling of 424542415 in words is "four hundred twenty-four million, five hundred forty-two thousand, four hundred fifteen".