3613387 has 2 divisors, whose sum is σ = 3613388. Its totient is φ = 3613386.

The previous prime is 3613361. The next prime is 3613397. The reversal of 3613387 is 7833163.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3613387 is a prime.

It is a super-3 number, since 3×3613387³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (3613307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1806693 + 1806694.

It is an arithmetic number, because the mean of its divisors is an integer number (1806694).

Almost surely, 2^3613387 is an apocalyptic number.

3613387 is a deficient number, since it is larger than the sum of its proper divisors (1).

3613387 is an equidigital number, since it uses as much as digits as its factorization.

3613387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 3613387 is about 1900.8911068233. The cubic root of 3613387 is about 153.4516252691.

The spelling of 3613387 in words is "three million, six hundred thirteen thousand, three hundred eighty-seven".