4664909 has 2 divisors, whose sum is σ = 4664910. Its totient is φ = 4664908.

The previous prime is 4664867. The next prime is 4664917. The reversal of 4664909 is 9094664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3052009 + 1612900 = 1747^2 + 1270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4664909 is a prime.

It is a super-2 number, since 2×4664909² = 43522751956562, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4664809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332454 + 2332455.

It is an arithmetic number, because the mean of its divisors is an integer number (2332455).

Almost surely, 2^4664909 is an apocalyptic number.

It is an amenable number.

4664909 is a deficient number, since it is larger than the sum of its proper divisors (1).

4664909 is an equidigital number, since it uses as much as digits as its factorization.

4664909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 4664909 is about 2159.8400403734. The cubic root of 4664909 is about 167.0889482769.

The spelling of 4664909 in words is "four million, six hundred sixty-four thousand, nine hundred nine".