45548 has 12 divisors (see below), whose sum is σ = 81480. Its totient is φ = 22272.

The previous prime is 45541. The next prime is 45553. The reversal of 45548 is 84554.

It is not an unprimeable number, because it can be changed into a prime (45541) by changing a digit.

45548 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140 + ... + 332.

It is an arithmetic number, because the mean of its divisors is an integer number (6790).

2⁴⁵⁵⁴⁸ is an apocalyptic number.

It is an amenable number.

45548 is a deficient number, since it is larger than the sum of its proper divisors (35932).

45548 is a wasteful number, since it uses less digits than its factorization.

With its successor (45549) it forms an eRAP, since the sums of their prime factors are consecutive (256 and 257).

45548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 254 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 45548 is about 213.4197741541. The cubic root of 45548 is about 35.7127344088.

The spelling of 45548 in words is "forty-five thousand, five hundred forty-eight".