45548885 has 12 divisors (see below), whose sum is σ = 55622028. Its totient is φ = 35807808.

The previous prime is 45548869. The next prime is 45548891. The reversal of 45548885 is 58884554.

45548885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 33431524 + 12117361 = 5782^2 + 3481^2 .

It is not a de Polignac number, because 45548885 - 2⁴ = 45548869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16097 + ... + 18713.

It is an arithmetic number, because the mean of its divisors is an integer number (4635169).

Almost surely, 2^45548885 is an apocalyptic number.

It is an amenable number.

45548885 is a deficient number, since it is larger than the sum of its proper divisors (10073143).

45548885 is an equidigital number, since it uses as much as digits as its factorization.

45548885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740 (or 2681 counting only the distinct ones).

The product of its digits is 1024000, while the sum is 47.

The square root of 45548885 is about 6748.9914061288. The cubic root of 45548885 is about 357.1296570740.

The spelling of 45548885 in words is "forty-five million, five hundred forty-eight thousand, eight hundred eighty-five".