45448169 has 8 divisors (see below), whose sum is σ = 49012992. Its totient is φ = 41893200.

The previous prime is 45448159. The next prime is 45448187. The reversal of 45448169 is 96184454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45448169 - 2⁴ = 45448153 is a prime.

It is a super-2 number, since 2×45448169² = 4131072130905122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45448159) 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 in 7 ways as a sum of consecutive naturals, for example, 9194 + ... + 13244.

It is an arithmetic number, because the mean of its divisors is an integer number (6126624).

Almost surely, 2^45448169 is an apocalyptic number.

It is an amenable number.

45448169 is a deficient number, since it is larger than the sum of its proper divisors (3564823).

45448169 is a wasteful number, since it uses less digits than its factorization.

45448169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4927.

The product of its digits is 138240, while the sum is 41.

The square root of 45448169 is about 6741.5257175212. The cubic root of 45448169 is about 356.8662388878.

The spelling of 45448169 in words is "forty-five million, four hundred forty-eight thousand, one hundred sixty-nine".