2285729578 has 16 divisors (see below), whose sum is σ = 3742946496. Its totient is φ = 1038228640.

The previous prime is 2285729573. The next prime is 2285729591. The reversal of 2285729578 is 8759275822.

2285729578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2285729573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4726 + ... + 67777.

It is an arithmetic number, because the mean of its divisors is an integer number (233934156).

Almost surely, 2^2285729578 is an apocalyptic number.

2285729578 is a deficient number, since it is larger than the sum of its proper divisors (1457216918).

2285729578 is a wasteful number, since it uses less digits than its factorization.

2285729578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73949.

The product of its digits is 5644800, while the sum is 55.

The square root of 2285729578 is about 47809.3043036604. The cubic root of 2285729578 is about 1317.2704496814.

The spelling of 2285729578 in words is "two billion, two hundred eighty-five million, seven hundred twenty-nine thousand, five hundred seventy-eight".