6633449 has 2 divisors, whose sum is σ = 6633450. Its totient is φ = 6633448.

The previous prime is 6633433. The next prime is 6633457. The reversal of 6633449 is 9443366.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4545424 + 2088025 = 2132^2 + 1445^2 .

It is a cyclic number.

It is not a de Polignac number, because 6633449 - 2⁴ = 6633433 is a prime.

It is a d-powerful number, because it can be written as 6⁶ + 6⁶ + 3¹¹ + 3¹⁴ + 4 + 4¹⁰ + 9⁶ .

It is not a weakly prime, because it can be changed into another prime (6633479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3316724 + 3316725.

It is an arithmetic number, because the mean of its divisors is an integer number (3316725).

Almost surely, 2^6633449 is an apocalyptic number.

It is an amenable number.

6633449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6633449 is an equidigital number, since it uses as much as digits as its factorization.

6633449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 35.

The square root of 6633449 is about 2575.5482911411. The cubic root of 6633449 is about 187.8940949471.

The spelling of 6633449 in words is "six million, six hundred thirty-three thousand, four hundred forty-nine".