424673289 has 24 divisors (see below), whose sum is σ = 629451680. Its totient is φ = 275752512.

The previous prime is 424673273. The next prime is 424673317. The reversal of 424673289 is 982376424.

It is not a de Polignac number, because 424673289 - 2⁴ = 424673273 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (424623289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156942 + ... + 159624.

Almost surely, 2^424673289 is an apocalyptic number.

It is an amenable number.

424673289 is a deficient number, since it is larger than the sum of its proper divisors (204778391).

424673289 is a wasteful number, since it uses less digits than its factorization.

424673289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141 (or 3138 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 424673289 is about 20607.6026990041. The cubic root of 424673289 is about 751.6545924143.

The spelling of 424673289 in words is "four hundred twenty-four million, six hundred seventy-three thousand, two hundred eighty-nine".