3690941 has 2 divisors, whose sum is σ = 3690942. Its totient is φ = 3690940.

The previous prime is 3690923. The next prime is 3690961. The reversal of 3690941 is 1490963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3667225 + 23716 = 1915^2 + 154^2 .

It is an emirp because it is prime and its reverse (1490963) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3690941 - 2¹⁴ = 3674557 is a prime.

It is a Chen prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 3690898 and 3690907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3690961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1845470 + 1845471.

It is an arithmetic number, because the mean of its divisors is an integer number (1845471).

Almost surely, 2^3690941 is an apocalyptic number.

It is an amenable number.

3690941 is a deficient number, since it is larger than the sum of its proper divisors (1).

3690941 is an equidigital number, since it uses as much as digits as its factorization.

3690941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 3690941 is about 1921.1821881331. The cubic root of 3690941 is about 154.5417055922.

The spelling of 3690941 in words is "three million, six hundred ninety thousand, nine hundred forty-one".