4905668 has 6 divisors (see below), whose sum is σ = 8584926. Its totient is φ = 2452832.

The previous prime is 4905661. The next prime is 4905701. The reversal of 4905668 is 8665094.

It can be written as a sum of positive squares in only one way, i.e., 3655744 + 1249924 = 1912^2 + 1118^2 .

It is not an unprimeable number, because it can be changed into a prime (4905661) 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 as a sum of consecutive naturals, namely, 613205 + ... + 613212.

It is an arithmetic number, because the mean of its divisors is an integer number (1430821).

Almost surely, 2^4905668 is an apocalyptic number.

It is an amenable number.

4905668 is a deficient number, since it is larger than the sum of its proper divisors (3679258).

4905668 is a wasteful number, since it uses less digits than its factorization.

4905668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226421 (or 1226419 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 4905668 is about 2214.8742627969. The cubic root of 4905668 is about 169.9153904225.

The spelling of 4905668 in words is "four million, nine hundred five thousand, six hundred sixty-eight".