2205777234 has 32 divisors (see below), whose sum is σ = 4874152320. Its totient is φ = 661920512.

The previous prime is 2205777227. The next prime is 2205777269. The reversal of 2205777234 is 4327775022.

It is a junction number, because it is equal to n+sod(n) for n = 2205777192 and 2205777201.

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 15 ways as a sum of consecutive naturals, for example, 467769 + ... + 472460.

It is an arithmetic number, because the mean of its divisors is an integer number (152317260).

Almost surely, 2^2205777234 is an apocalyptic number.

2205777234 is an abundant number, since it is smaller than the sum of its proper divisors (2668375086).

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

2205777234 is a wasteful number, since it uses less digits than its factorization.

2205777234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940274.

The product of its (nonzero) digits is 164640, while the sum is 39.

The square root of 2205777234 is about 46965.7027414687. The cubic root of 2205777234 is about 1301.7289095133.

The spelling of 2205777234 in words is "two billion, two hundred five million, seven hundred seventy-seven thousand, two hundred thirty-four".