44546449 has 4 divisors (see below), whose sum is σ = 44559936. Its totient is φ = 44532964.

The previous prime is 44546387. The next prime is 44546461. The reversal of 44546449 is 94464544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 44546449 - 2⁷ = 44546321 is a prime.

It is a super-2 number, since 2×44546449² = 3968772237019202, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44541449) 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, 1932 + ... + 9634.

It is an arithmetic number, because the mean of its divisors is an integer number (11139984).

Almost surely, 2^44546449 is an apocalyptic number.

It is an amenable number.

44546449 is a deficient number, since it is larger than the sum of its proper divisors (13487).

44546449 is an equidigital number, since it uses as much as digits as its factorization.

44546449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13486.

The product of its digits is 276480, while the sum is 40.

The square root of 44546449 is about 6674.3126237838. The cubic root of 44546449 is about 354.4903060458.

The spelling of 44546449 in words is "forty-four million, five hundred forty-six thousand, four hundred forty-nine".