4449290 has 8 divisors (see below), whose sum is σ = 8008740. Its totient is φ = 1779712.

The previous prime is 4449283. The next prime is 4449299. The reversal of 4449290 is 929444.

It can be written as a sum of positive squares in 2 ways, for example, as 4190209 + 259081 = 2047^2 + 509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4449299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222455 + ... + 222474.

Almost surely, 2^4449290 is an apocalyptic number.

4449290 is a deficient number, since it is larger than the sum of its proper divisors (3559450).

4449290 is a wasteful number, since it uses less digits than its factorization.

4449290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444936.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 4449290 is about 2109.3340181204. The cubic root of 4449290 is about 164.4738674255.

The spelling of 4449290 in words is "four million, four hundred forty-nine thousand, two hundred ninety".