43196693 has 2 divisors, whose sum is σ = 43196694. Its totient is φ = 43196692.

The previous prime is 43196653. The next prime is 43196729. The reversal of 43196693 is 39669134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33097009 + 10099684 = 5753^2 + 3178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43196693 is a prime.

It is a super-2 number, since 2×43196693² = 3731908572272498, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 43196693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43196653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21598346 + 21598347.

It is an arithmetic number, because the mean of its divisors is an integer number (21598347).

Almost surely, 2^43196693 is an apocalyptic number.

It is an amenable number.

43196693 is a deficient number, since it is larger than the sum of its proper divisors (1).

43196693 is an equidigital number, since it uses as much as digits as its factorization.

43196693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 41.

The square root of 43196693 is about 6572.4191132337. The cubic root of 43196693 is about 350.8731749065.

The spelling of 43196693 in words is "forty-three million, one hundred ninety-six thousand, six hundred ninety-three".