424536309 has 12 divisors (see below), whose sum is σ = 635931296. Its totient is φ = 283024044.

The previous prime is 424536251. The next prime is 424536331. The reversal of 424536309 is 903635424.

It is not a de Polignac number, because 424536309 - 2¹¹ = 424534261 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 (424536389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 873289 + ... + 873774.

Almost surely, 2^424536309 is an apocalyptic number.

It is an amenable number.

424536309 is a deficient number, since it is larger than the sum of its proper divisors (211394987).

424536309 is an equidigital number, since it uses as much as digits as its factorization.

424536309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1747078 (or 1747066 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 424536309 is about 20604.2789002673. The cubic root of 424536309 is about 751.5737673652.

The spelling of 424536309 in words is "four hundred twenty-four million, five hundred thirty-six thousand, three hundred nine".