3629161 has 2 divisors, whose sum is σ = 3629162. Its totient is φ = 3629160.

The previous prime is 3629159. The next prime is 3629167. The reversal of 3629161 is 1619263.

3629161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2958400 + 670761 = 1720^2 + 819^2 .

It is a cyclic number.

It is not a de Polignac number, because 3629161 - 2¹ = 3629159 is a prime.

Together with 3629159, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3629167) 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, 1814580 + 1814581.

It is an arithmetic number, because the mean of its divisors is an integer number (1814581).

Almost surely, 2^3629161 is an apocalyptic number.

It is an amenable number.

3629161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3629161 is an equidigital number, since it uses as much as digits as its factorization.

3629161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 28.

The square root of 3629161 is about 1905.0356952036. The cubic root of 3629161 is about 153.6745954086.

The spelling of 3629161 in words is "three million, six hundred twenty-nine thousand, one hundred sixty-one".