4545548 has 24 divisors (see below), whose sum is σ = 9230592. Its totient is φ = 1918224.

The previous prime is 4545521. The next prime is 4545551. The reversal of 4545548 is 8455454.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665 + ... + 3087.

It is an arithmetic number, because the mean of its divisors is an integer number (384608).

Almost surely, 2^4545548 is an apocalyptic number.

It is an amenable number.

4545548 is an abundant number, since it is smaller than the sum of its proper divisors (4685044).

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

4545548 is a wasteful number, since it uses less digits than its factorization.

4545548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501 (or 2499 counting only the distinct ones).

The product of its digits is 64000, while the sum is 35.

The square root of 4545548 is about 2132.0290804771. The cubic root of 4545548 is about 165.6515164855.

The spelling of 4545548 in words is "four million, five hundred forty-five thousand, five hundred forty-eight".