45558845 has 8 divisors (see below), whose sum is σ = 54778680. Its totient is φ = 36375040.

The previous prime is 45558841. The next prime is 45558869. The reversal of 45558845 is 54885554.

It can be written as a sum of positive squares in 4 ways, for example, as 1229881 + 44328964 = 1109^2 + 6658^2 .

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

It is not a de Polignac number, because 45558845 - 2² = 45558841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45558796 and 45558805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45558841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6140 + ... + 11349.

It is an arithmetic number, because the mean of its divisors is an integer number (6847335).

Almost surely, 2^45558845 is an apocalyptic number.

It is an amenable number.

45558845 is a deficient number, since it is larger than the sum of its proper divisors (9219835).

45558845 is a wasteful number, since it uses less digits than its factorization.

45558845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18015.

The product of its digits is 640000, while the sum is 44.

The square root of 45558845 is about 6749.7292538294. The cubic root of 45558845 is about 357.1556859011.

The spelling of 45558845 in words is "forty-five million, five hundred fifty-eight thousand, eight hundred forty-five".