4666665 has 8 divisors (see below), whose sum is σ = 7466688. Its totient is φ = 2488880.

The previous prime is 4666663. The next prime is 4666667. The reversal of 4666665 is 5666664.

It is an interprime number because it is at equal distance from previous prime (4666663) and next prime (4666667).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4666665 - 2¹ = 4666663 is a prime.

4666665 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4666663) 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 7 ways as a sum of consecutive naturals, for example, 155541 + ... + 155570.

It is an arithmetic number, because the mean of its divisors is an integer number (933336).

Almost surely, 2^4666665 is an apocalyptic number.

It is an amenable number.

4666665 is a deficient number, since it is larger than the sum of its proper divisors (2800023).

4666665 is a wasteful number, since it uses less digits than its factorization.

4666665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311119.

The product of its digits is 155520, while the sum is 39.

The square root of 4666665 is about 2160.2465137109. The cubic root of 4666665 is about 167.1099112714.

Subtracting 4666665 from its reverse (5666664), we obtain a palindrome (999999).

The spelling of 4666665 in words is "four million, six hundred sixty-six thousand, six hundred sixty-five".