3678497 has 2 divisors, whose sum is σ = 3678498. Its totient is φ = 3678496.

The previous prime is 3678481. The next prime is 3678517. The reversal of 3678497 is 7948763.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2676496 + 1002001 = 1636^2 + 1001^2 .

It is an emirp because it is prime and its reverse (7948763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3678497 - 2⁴ = 3678481 is a prime.

It is not a weakly prime, because it can be changed into another prime (3678407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1839248 + 1839249.

It is an arithmetic number, because the mean of its divisors is an integer number (1839249).

Almost surely, 2^3678497 is an apocalyptic number.

It is an amenable number.

3678497 is a deficient number, since it is larger than the sum of its proper divisors (1).

3678497 is an equidigital number, since it uses as much as digits as its factorization.

3678497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 44.

The square root of 3678497 is about 1917.9408228619. The cubic root of 3678497 is about 154.3678310253.

The spelling of 3678497 in words is "three million, six hundred seventy-eight thousand, four hundred ninety-seven".