44209449 has 16 divisors (see below), whose sum is σ = 65739840. Its totient is φ = 29363040.

The previous prime is 44209393. The next prime is 44209453. The reversal of 44209449 is 94490244.

It is a happy number.

44209449 is a `hidden beast` number, since 4 + 4 + 209 + 449 = 666.

It is not a de Polignac number, because 44209449 - 2⁹ = 44208937 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (44209549) 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 in 15 ways as a sum of consecutive naturals, for example, 4674 + ... + 10500.

It is an arithmetic number, because the mean of its divisors is an integer number (4108740).

Almost surely, 2^44209449 is an apocalyptic number.

It is an amenable number.

44209449 is a deficient number, since it is larger than the sum of its proper divisors (21530391).

44209449 is a wasteful number, since it uses less digits than its factorization.

44209449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117 (or 6111 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 44209449 is about 6649.0186493948. The cubic root of 44209449 is about 353.5941197034.

The spelling of 44209449 in words is "forty-four million, two hundred nine thousand, four hundred forty-nine".