2229578756 has 12 divisors (see below), whose sum is σ = 3941987868. Its totient is φ = 1103296512.

The previous prime is 2229578749. The next prime is 2229578773. The reversal of 2229578756 is 6578759222.

It can be written as a sum of positive squares in 2 ways, for example, as 1282785856 + 946792900 = 35816^2 + 30770^2 .

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2229578698 and 2229578707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2872781 + ... + 2873556.

It is an arithmetic number, because the mean of its divisors is an integer number (328498989).

Almost surely, 2^2229578756 is an apocalyptic number.

It is an amenable number.

2229578756 is a deficient number, since it is larger than the sum of its proper divisors (1712409112).

2229578756 is a wasteful number, since it uses less digits than its factorization.

2229578756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5746438 (or 5746436 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 53.

The square root of 2229578756 is about 47218.4154329643. The cubic root of 2229578756 is about 1306.3942871041.

The spelling of 2229578756 in words is "two billion, two hundred twenty-nine million, five hundred seventy-eight thousand, seven hundred fifty-six".