4402449 has 6 divisors (see below), whose sum is σ = 6359106. Its totient is φ = 2934960.

The previous prime is 4402441. The next prime is 4402451. The reversal of 4402449 is 9442044.

It can be written as a sum of positive squares in only one way, i.e., 2822400 + 1580049 = 1680^2 + 1257^2 .

It is not a de Polignac number, because 4402449 - 2³ = 4402441 is a prime.

4402449 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4402441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244572 + ... + 244589.

It is an arithmetic number, because the mean of its divisors is an integer number (1059851).

Almost surely, 2^4402449 is an apocalyptic number.

It is an amenable number.

4402449 is a deficient number, since it is larger than the sum of its proper divisors (1956657).

4402449 is a wasteful number, since it uses less digits than its factorization.

4402449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489167 (or 489164 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 4402449 is about 2098.2013726046. The cubic root of 4402449 is about 163.8946502661.

It can be divided in two parts, 4402 and 449, that added together give a triangular number (4851 = T₉₈).

The spelling of 4402449 in words is "four million, four hundred two thousand, four hundred forty-nine".