3667091 has 2 divisors, whose sum is σ = 3667092. Its totient is φ = 3667090.

The previous prime is 3667073. The next prime is 3667093. The reversal of 3667091 is 1907663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3667091 - 2¹⁴ = 3650707 is a prime.

Together with 3667093, 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 (3667093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1833545 + 1833546.

It is an arithmetic number, because the mean of its divisors is an integer number (1833546).

Almost surely, 2^3667091 is an apocalyptic number.

3667091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3667091 is an equidigital number, since it uses as much as digits as its factorization.

3667091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 3667091 is about 1914.9650127352. The cubic root of 3667091 is about 154.2081152087.

The spelling of 3667091 in words is "three million, six hundred sixty-seven thousand, ninety-one".