2285778558 has 48 divisors (see below), whose sum is σ = 5321804544. Its totient is φ = 652604400.

The previous prime is 2285778529. The next prime is 2285778569. The reversal of 2285778558 is 8558775822.

It is a junction number, because it is equal to n+sod(n) for n = 2285778498 and 2285778507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 689541 + ... + 692847.

It is an arithmetic number, because the mean of its divisors is an integer number (110870928).

Almost surely, 2^2285778558 is an apocalyptic number.

2285778558 is an abundant number, since it is smaller than the sum of its proper divisors (3036025986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2285778558 is a wasteful number, since it uses less digits than its factorization.

2285778558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677 (or 5670 counting only the distinct ones).

The product of its digits is 12544000, while the sum is 57.

The square root of 2285778558 is about 47809.8165443040. The cubic root of 2285778558 is about 1317.2798587043.

The spelling of 2285778558 in words is "two billion, two hundred eighty-five million, seven hundred seventy-eight thousand, five hundred fifty-eight".