3702161 has 2 divisors, whose sum is σ = 3702162. Its totient is φ = 3702160.

The previous prime is 3702119. The next prime is 3702163. The reversal of 3702161 is 1612073.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3682561 + 19600 = 1919^2 + 140^2 .

It is an emirp because it is prime and its reverse (1612073) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3702161 is a prime.

Together with 3702163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3702163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1851080 + 1851081.

It is an arithmetic number, because the mean of its divisors is an integer number (1851081).

Almost surely, 2^3702161 is an apocalyptic number.

It is an amenable number.

3702161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3702161 is an equidigital number, since it uses as much as digits as its factorization.

3702161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 3702161 is about 1924.1000493737. The cubic root of 3702161 is about 154.6981430149.

The spelling of 3702161 in words is "three million, seven hundred two thousand, one hundred sixty-one".