2803725505 has 16 divisors (see below), whose sum is σ = 3949032960. Its totient is φ = 1870592832.

The previous prime is 2803725503. The next prime is 2803725571. The reversal of 2803725505 is 5055273082.

2803725505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2803725505 - 2¹ = 2803725503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (2803725503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1081225 + ... + 1083814.

It is an arithmetic number, because the mean of its divisors is an integer number (246814560).

Almost surely, 2^2803725505 is an apocalyptic number.

It is an amenable number.

2803725505 is a deficient number, since it is larger than the sum of its proper divisors (1145307455).

2803725505 is a wasteful number, since it uses less digits than its factorization.

2803725505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165088.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 2803725505 is about 52950.2172327933. The cubic root of 2803725505 is about 1410.0845823881.

Adding to 2803725505 its reverse (5055273082), we get a palindrome (7858998587).

The spelling of 2803725505 in words is "two billion, eight hundred three million, seven hundred twenty-five thousand, five hundred five".