4663605 has 16 divisors (see below), whose sum is σ = 7565760. Its totient is φ = 2452608.

The previous prime is 4663601. The next prime is 4663613. The reversal of 4663605 is 5063664.

It is not a de Polignac number, because 4663605 - 2² = 4663601 is a prime.

It is a Curzon number.

4663605 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4663601) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1035 + ... + 3224.

It is an arithmetic number, because the mean of its divisors is an integer number (472860).

Almost surely, 2^4663605 is an apocalyptic number.

It is an amenable number.

4663605 is a deficient number, since it is larger than the sum of its proper divisors (2902155).

4663605 is a wasteful number, since it uses less digits than its factorization.

4663605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4340.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 4663605 is about 2159.5381450671. The cubic root of 4663605 is about 167.0733778200.

The spelling of 4663605 in words is "four million, six hundred sixty-three thousand, six hundred five".