3662201 has 2 divisors, whose sum is σ = 3662202. Its totient is φ = 3662200.

The previous prime is 3662177. The next prime is 3662213. The reversal of 3662201 is 1022663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3613801 + 48400 = 1901^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 3662201 - 2⁶ = 3662137 is a prime.

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 (3662101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831100 + 1831101.

It is an arithmetic number, because the mean of its divisors is an integer number (1831101).

Almost surely, 2^3662201 is an apocalyptic number.

It is an amenable number.

3662201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3662201 is an equidigital number, since it uses as much as digits as its factorization.

3662201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3662201 is about 1913.6878010794. The cubic root of 3662201 is about 154.1395401343.

Adding to 3662201 its reverse (1022663), we get a palindrome (4684864).

The spelling of 3662201 in words is "three million, six hundred sixty-two thousand, two hundred one".