3655349 has 2 divisors, whose sum is σ = 3655350. Its totient is φ = 3655348.

The previous prime is 3655343. The next prime is 3655361. The reversal of 3655349 is 9435563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1918225 + 1737124 = 1385^2 + 1318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3655349 is a prime.

It is a d-powerful number, because it can be written as 3⁷ + 6⁸ + 5 + 5⁹ + 3⁹ + 4 + 9³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3655343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1827674 + 1827675.

It is an arithmetic number, because the mean of its divisors is an integer number (1827675).

Almost surely, 2^3655349 is an apocalyptic number.

It is an amenable number.

3655349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3655349 is an equidigital number, since it uses as much as digits as its factorization.

3655349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 35.

The square root of 3655349 is about 1911.8967022305. The cubic root of 3655349 is about 154.0433481165.

It can be divided in two parts, 3655 and 349, that added together give a palindrome (4004).

The spelling of 3655349 in words is "three million, six hundred fifty-five thousand, three hundred forty-nine".