3628949 has 2 divisors, whose sum is σ = 3628950. Its totient is φ = 3628948.

The previous prime is 3628931. The next prime is 3628967. The reversal of 3628949 is 9498263.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (3628931) and next prime (3628967).

It can be written as a sum of positive squares in only one way, i.e., 3541924 + 87025 = 1882^2 + 295^2 .

It is an emirp because it is prime and its reverse (9498263) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3628949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3628969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814474 + 1814475.

It is an arithmetic number, because the mean of its divisors is an integer number (1814475).

Almost surely, 2^3628949 is an apocalyptic number.

It is an amenable number.

3628949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3628949 is an equidigital number, since it uses as much as digits as its factorization.

3628949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The square root of 3628949 is about 1904.9800523890. The cubic root of 3628949 is about 153.6716030137.

The spelling of 3628949 in words is "three million, six hundred twenty-eight thousand, nine hundred forty-nine".