4555548 has 24 divisors (see below), whose sum is σ = 11810960. Its totient is φ = 1518480.

The previous prime is 4555547. The next prime is 4555559. The reversal of 4555548 is 8455554.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4555547) 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, 20983 + ... + 21198.

Almost surely, 2^4555548 is an apocalyptic number.

It is an amenable number.

4555548 is an abundant number, since it is smaller than the sum of its proper divisors (7255412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4555548 is a wasteful number, since it uses less digits than its factorization.

4555548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42194 (or 42186 counting only the distinct ones).

The product of its digits is 80000, while the sum is 36.

The square root of 4555548 is about 2134.3729758409. The cubic root of 4555548 is about 165.7729027954.

The spelling of 4555548 in words is "four million, five hundred fifty-five thousand, five hundred forty-eight".