4697666 has 4 divisors (see below), whose sum is σ = 7046502. Its totient is φ = 2348832.

The previous prime is 4697663. The next prime is 4697689. The reversal of 4697666 is 6667964.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3441025 + 1256641 = 1855^2 + 1121^2 .

It is a d-powerful number, because it can be written as 4¹¹ + 6² + 9⁵ + 7⁶ + 6² + 6⁶ + 6⁷ .

It is not an unprimeable number, because it can be changed into a prime (4697663) 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, 1174415 + ... + 1174418.

Almost surely, 2^4697666 is an apocalyptic number.

4697666 is a deficient number, since it is larger than the sum of its proper divisors (2348836).

4697666 is a wasteful number, since it uses less digits than its factorization.

4697666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348835.

The product of its digits is 326592, while the sum is 44.

The square root of 4697666 is about 2167.4099750624. The cubic root of 4697666 is about 167.4791360365.

The spelling of 4697666 in words is "four million, six hundred ninety-seven thousand, six hundred sixty-six".