2204783285 has 16 divisors (see below), whose sum is σ = 2659290480. Its totient is φ = 1754818560.

The previous prime is 2204783281. The next prime is 2204783291. The reversal of 2204783285 is 5823874022.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 386884 + 2204396401 = 622^2 + 46951^2 .

It is not a de Polignac number, because 2204783285 - 2² = 2204783281 is a prime.

It is a super-2 number, since 2×2204783285² = 9722138667630782450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204783281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 953711 + ... + 956019.

It is an arithmetic number, because the mean of its divisors is an integer number (166205655).

Almost surely, 2^2204783285 is an apocalyptic number.

It is an amenable number.

2204783285 is a deficient number, since it is larger than the sum of its proper divisors (454507195).

2204783285 is a wasteful number, since it uses less digits than its factorization.

2204783285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3208.

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 2204783285 is about 46955.1199018808. The cubic root of 2204783285 is about 1301.5333553842.

The spelling of 2204783285 in words is "two billion, two hundred four million, seven hundred eighty-three thousand, two hundred eighty-five".