4513845 has 16 divisors (see below), whose sum is σ = 8254080. Its totient is φ = 2063424.

The previous prime is 4513837. The next prime is 4513897. The reversal of 4513845 is 5483154.

It is not a de Polignac number, because 4513845 - 2³ = 4513837 is a prime.

4513845 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21390 + ... + 21599.

It is an arithmetic number, because the mean of its divisors is an integer number (515880).

Almost surely, 2^4513845 is an apocalyptic number.

It is an amenable number.

4513845 is a deficient number, since it is larger than the sum of its proper divisors (3740235).

4513845 is a wasteful number, since it uses less digits than its factorization.

4513845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43004.

The product of its digits is 9600, while the sum is 30.

The square root of 4513845 is about 2124.5811351888. The cubic root of 4513845 is about 165.2655045902.

Adding to 4513845 its reverse (5483154), we get a palindrome (9996999).

The spelling of 4513845 in words is "four million, five hundred thirteen thousand, eight hundred forty-five".