3650609 has 2 divisors, whose sum is σ = 3650610. Its totient is φ = 3650608.

The previous prime is 3650593. The next prime is 3650617. The reversal of 3650609 is 9060563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3073009 + 577600 = 1753^2 + 760^2 .

It is an emirp because it is prime and its reverse (9060563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3650609 - 2⁴ = 3650593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3650509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1825304 + 1825305.

It is an arithmetic number, because the mean of its divisors is an integer number (1825305).

Almost surely, 2^3650609 is an apocalyptic number.

It is an amenable number.

3650609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3650609 is an equidigital number, since it uses as much as digits as its factorization.

3650609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 3650609 is about 1910.6566933910. The cubic root of 3650609 is about 153.9767351149.

The spelling of 3650609 in words is "three million, six hundred fifty thousand, six hundred nine".