4251449 has 2 divisors, whose sum is σ = 4251450. Its totient is φ = 4251448.

The previous prime is 4251419. The next prime is 4251451. The reversal of 4251449 is 9441524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4141225 + 110224 = 2035^2 + 332^2 .

It is a cyclic number.

It is not a de Polignac number, because 4251449 - 2¹⁶ = 4185913 is a prime.

Together with 4251451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4251419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125724 + 2125725.

It is an arithmetic number, because the mean of its divisors is an integer number (2125725).

Almost surely, 2^4251449 is an apocalyptic number.

It is an amenable number.

4251449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4251449 is an equidigital number, since it uses as much as digits as its factorization.

4251449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 29.

The square root of 4251449 is about 2061.9042169800. The cubic root of 4251449 is about 161.9989965898.

The spelling of 4251449 in words is "four million, two hundred fifty-one thousand, four hundred forty-nine".