2285145826 has 16 divisors (see below), whose sum is σ = 3534087096. Its totient is φ = 1107357696.

The previous prime is 2285145823. The next prime is 2285145871. The reversal of 2285145826 is 6285415822.

It can be written as a sum of positive squares in 4 ways, for example, as 1765260225 + 519885601 = 42015^2 + 22801^2 .

It is not an unprimeable number, because it can be changed into a prime (2285145823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41061 + ... + 79096.

Almost surely, 2^2285145826 is an apocalyptic number.

2285145826 is a deficient number, since it is larger than the sum of its proper divisors (1248941270).

2285145826 is a wasteful number, since it uses less digits than its factorization.

2285145826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120453.

The product of its digits is 307200, while the sum is 43.

The square root of 2285145826 is about 47803.1989096964. The cubic root of 2285145826 is about 1317.1583009918.

The spelling of 2285145826 in words is "two billion, two hundred eighty-five million, one hundred forty-five thousand, eight hundred twenty-six".