3613867 has 2 divisors, whose sum is σ = 3613868. Its totient is φ = 3613866.

The previous prime is 3613847. The next prime is 3613871. The reversal of 3613867 is 7683163.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3613867 - 2⁷ = 3613739 is a prime.

It is a super-3 number, since 3×3613867³ (a number of 21 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (3613807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806933 + 1806934.

It is an arithmetic number, because the mean of its divisors is an integer number (1806934).

Almost surely, 2^3613867 is an apocalyptic number.

3613867 is a deficient number, since it is larger than the sum of its proper divisors (1).

3613867 is an equidigital number, since it uses as much as digits as its factorization.

3613867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 3613867 is about 1901.0173592053. The cubic root of 3613867 is about 153.4584197732.

The spelling of 3613867 in words is "three million, six hundred thirteen thousand, eight hundred sixty-seven".