44568973 has 2 divisors, whose sum is σ = 44568974. Its totient is φ = 44568972.

The previous prime is 44568971. The next prime is 44568983. The reversal of 44568973 is 37986544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33895684 + 10673289 = 5822^2 + 3267^2 .

It is a cyclic number.

It is not a de Polignac number, because 44568973 - 2¹ = 44568971 is a prime.

Together with 44568971, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44568971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22284486 + 22284487.

It is an arithmetic number, because the mean of its divisors is an integer number (22284487).

Almost surely, 2^44568973 is an apocalyptic number.

It is an amenable number.

44568973 is a deficient number, since it is larger than the sum of its proper divisors (1).

44568973 is an equidigital number, since it uses as much as digits as its factorization.

44568973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 44568973 is about 6675.9997753146. Note that the first 3 decimals coincide. The cubic root of 44568973 is about 354.5500429008.

The spelling of 44568973 in words is "forty-four million, five hundred sixty-eight thousand, nine hundred seventy-three".