4646032009 has 2 divisors, whose sum is σ = 4646032010. Its totient is φ = 4646032008.

The previous prime is 4646032007. The next prime is 4646032033. The reversal of 4646032009 is 9002306464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4569084025 + 76947984 = 67595^2 + 8772^2 .

It is a cyclic number.

It is not a de Polignac number, because 4646032009 - 2¹ = 4646032007 is a prime.

It is a super-2 number, since 2×4646032009² = 43171226857305152162, which contains 22 as substring.

Together with 4646032007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4646032007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2323016004 + 2323016005.

It is an arithmetic number, because the mean of its divisors is an integer number (2323016005).

Almost surely, 2^4646032009 is an apocalyptic number.

It is an amenable number.

4646032009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4646032009 is an equidigital number, since it uses as much as digits as its factorization.

4646032009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 4646032009 is about 68161.8075537907. The cubic root of 4646032009 is about 1668.6326322668.

The spelling of 4646032009 in words is "four billion, six hundred forty-six million, thirty-two thousand, nine".