4048545 has 32 divisors (see below), whose sum is σ = 6894720. Its totient is φ = 2024960.

The previous prime is 4048537. The next prime is 4048549. The reversal of 4048545 is 5458404.

It is not a de Polignac number, because 4048545 - 2³ = 4048537 is a prime.

It is a Curzon number.

It is a zygodrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (4048549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17722 + ... + 17948.

It is an arithmetic number, because the mean of its divisors is an integer number (215460).

Almost surely, 2^4048545 is an apocalyptic number.

It is an amenable number.

4048545 is a deficient number, since it is larger than the sum of its proper divisors (2846175).

4048545 is a wasteful number, since it uses less digits than its factorization.

4048545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 4048545 is about 2012.0996496198. The cubic root of 4048545 is about 159.3796945945.

The spelling of 4048545 in words is "four million, forty-eight thousand, five hundred forty-five".