4686669 has 24 divisors (see below), whose sum is σ = 7475832. Its totient is φ = 2810880.

The previous prime is 4686653. The next prime is 4686677. The reversal of 4686669 is 9666864.

4686669 = 412² + 413² + ... + 437².

It can be written as a sum of positive squares in 4 ways, for example, as 149769 + 4536900 = 387^2 + 2130^2 .

It is not a de Polignac number, because 4686669 - 2⁴ = 4686653 is a prime.

It is a super-2 number, since 2×4686669² = 43929732631122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4685669) 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 23 ways as a sum of consecutive naturals, for example, 4309 + ... + 5285.

It is an arithmetic number, because the mean of its divisors is an integer number (311493).

Almost surely, 2^4686669 is an apocalyptic number.

It is an amenable number.

4686669 is a deficient number, since it is larger than the sum of its proper divisors (2789163).

4686669 is a wasteful number, since it uses less digits than its factorization.

4686669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037 (or 1034 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 4686669 is about 2164.8715897254. The cubic root of 4686669 is about 167.3483471800.

The spelling of 4686669 in words is "four million, six hundred eighty-six thousand, six hundred sixty-nine".