4040548 has 24 divisors (see below), whose sum is σ = 7584192. Its totient is φ = 1878624.

The previous prime is 4040527. The next prime is 4040549. The reversal of 4040548 is 8450404.

It is not an unprimeable number, because it can be changed into a prime (4040549) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2811 + ... + 3997.

It is an arithmetic number, because the mean of its divisors is an integer number (316008).

Almost surely, 2^4040548 is an apocalyptic number.

It is an amenable number.

4040548 is a deficient number, since it is larger than the sum of its proper divisors (3543644).

4040548 is a wasteful number, since it uses less digits than its factorization.

4040548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251 (or 1249 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4040548 is about 2010.1114396968. Note that the first 3 decimals coincide. The cubic root of 4040548 is about 159.2746857133.

The spelling of 4040548 in words is "four million, forty thousand, five hundred forty-eight".