45589823 has 2 divisors, whose sum is σ = 45589824. Its totient is φ = 45589822.

The previous prime is 45589813. The next prime is 45589849. The reversal of 45589823 is 32898554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45589823 - 2¹⁰ = 45588799 is a prime.

It is a super-2 number, since 2×45589823² = 4156863922342658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45589813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22794911 + 22794912.

It is an arithmetic number, because the mean of its divisors is an integer number (22794912).

Almost surely, 2^45589823 is an apocalyptic number.

45589823 is a deficient number, since it is larger than the sum of its proper divisors (1).

45589823 is an equidigital number, since it uses as much as digits as its factorization.

45589823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 44.

The square root of 45589823 is about 6752.0236225890. The cubic root of 45589823 is about 357.2366175849.

The spelling of 45589823 in words is "forty-five million, five hundred eighty-nine thousand, eight hundred twenty-three".