4379449 has 2 divisors, whose sum is σ = 4379450. Its totient is φ = 4379448.

The previous prime is 4379447. The next prime is 4379467. The reversal of 4379449 is 9449734.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3980025 + 399424 = 1995^2 + 632^2 .

It is a cyclic number.

It is not a de Polignac number, because 4379449 - 2¹ = 4379447 is a prime.

Together with 4379447, it forms a pair of twin primes.

4379449 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4379447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2189724 + 2189725.

It is an arithmetic number, because the mean of its divisors is an integer number (2189725).

Almost surely, 2^4379449 is an apocalyptic number.

It is an amenable number.

4379449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4379449 is an equidigital number, since it uses as much as digits as its factorization.

4379449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 40.

The square root of 4379449 is about 2092.7133105134. The cubic root of 4379449 is about 163.6087366285.

The spelling of 4379449 in words is "four million, three hundred seventy-nine thousand, four hundred forty-nine".