3690361 has 2 divisors, whose sum is σ = 3690362. Its totient is φ = 3690360.

The previous prime is 3690347. The next prime is 3690371. The reversal of 3690361 is 1630963.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3171961 + 518400 = 1781^2 + 720^2 .

It is a cyclic number.

It is not a de Polignac number, because 3690361 - 2⁵ = 3690329 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (3690301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1845180 + 1845181.

It is an arithmetic number, because the mean of its divisors is an integer number (1845181).

Almost surely, 2^3690361 is an apocalyptic number.

It is an amenable number.

3690361 is a deficient number, since it is larger than the sum of its proper divisors (1).

3690361 is an equidigital number, since it uses as much as digits as its factorization.

3690361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 3690361 is about 1921.0312334785. The cubic root of 3690361 is about 154.5336101964.

The spelling of 3690361 in words is "three million, six hundred ninety thousand, three hundred sixty-one".