4166693 has 2 divisors, whose sum is σ = 4166694. Its totient is φ = 4166692.

The previous prime is 4166689. The next prime is 4166731. The reversal of 4166693 is 3966614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3833764 + 332929 = 1958^2 + 577^2 .

It is a cyclic number.

It is not a de Polignac number, because 4166693 - 2² = 4166689 is a prime.

It is a super-2 number, since 2×4166693² = 34722661112498, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4166093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2083346 + 2083347.

It is an arithmetic number, because the mean of its divisors is an integer number (2083347).

Almost surely, 2^4166693 is an apocalyptic number.

It is an amenable number.

4166693 is a deficient number, since it is larger than the sum of its proper divisors (1).

4166693 is an equidigital number, since it uses as much as digits as its factorization.

4166693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 4166693 is about 2041.2479026321. The cubic root of 4166693 is about 160.9152364276.

The spelling of 4166693 in words is "four million, one hundred sixty-six thousand, six hundred ninety-three".