44608973 has 6 divisors (see below), whose sum is σ = 45065322. Its totient is φ = 44157200.

The previous prime is 44608919. The next prime is 44608997. The reversal of 44608973 is 37980644.

It can be written as a sum of positive squares in 3 ways, for example, as 32239684 + 12369289 = 5678^2 + 3517^2 .

It is not a de Polignac number, because 44608973 - 2⁶ = 44608909 is a prime.

It is a super-2 number, since 2×44608973² = 3979920944229458, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44608973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44608573) 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, 8015 + ... + 12387.

It is an arithmetic number, because the mean of its divisors is an integer number (7510887).

Almost surely, 2^44608973 is an apocalyptic number.

It is an amenable number.

44608973 is a deficient number, since it is larger than the sum of its proper divisors (456349).

44608973 is an equidigital number, since it uses as much as digits as its factorization.

44608973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4575 (or 4474 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 44608973 is about 6678.9949094156. The cubic root of 44608973 is about 354.6560790074.

The spelling of 44608973 in words is "forty-four million, six hundred eight thousand, nine hundred seventy-three".