4449375 has 60 divisors (see below), whose sum is σ = 9259536. Its totient is φ = 2016000.

The previous prime is 4449371. The next prime is 4449391. The reversal of 4449375 is 5739444.

It is not a de Polignac number, because 4449375 - 2² = 4449371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 39319 + ... + 39431.

Almost surely, 2^4449375 is an apocalyptic number.

4449375 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4449375 is an abundant number, since it is smaller than the sum of its proper divisors (4810161).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4449375 is a wasteful number, since it uses less digits than its factorization.

4449375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 128 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 4449375 is about 2109.3541665638. The cubic root of 4449375 is about 164.4749147978.

The spelling of 4449375 in words is "four million, four hundred forty-nine thousand, three hundred seventy-five".