4381693 has 2 divisors, whose sum is σ = 4381694. Its totient is φ = 4381692.

The previous prime is 4381681. The next prime is 4381703. The reversal of 4381693 is 3961834.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4149369 + 232324 = 2037^2 + 482^2 .

It is a cyclic number.

It is not a de Polignac number, because 4381693 - 2¹⁷ = 4250621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4381093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190846 + 2190847.

It is an arithmetic number, because the mean of its divisors is an integer number (2190847).

Almost surely, 2^4381693 is an apocalyptic number.

It is an amenable number.

4381693 is a deficient number, since it is larger than the sum of its proper divisors (1).

4381693 is an equidigital number, since it uses as much as digits as its factorization.

4381693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The square root of 4381693 is about 2093.2493879134. The cubic root of 4381693 is about 163.6366758599.

The spelling of 4381693 in words is "four million, three hundred eighty-one thousand, six hundred ninety-three".