2204742065 has 8 divisors (see below), whose sum is σ = 2647084968. Its totient is φ = 1762864000.

The previous prime is 2204742049. The next prime is 2204742079. The reversal of 2204742065 is 5602474022.

It can be written as a sum of positive squares in 4 ways, for example, as 624600064 + 1580142001 = 24992^2 + 39751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2204742065 - 2⁴ = 2204742049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105686 + ... + 124815.

It is an arithmetic number, because the mean of its divisors is an integer number (330885621).

Almost surely, 2^2204742065 is an apocalyptic number.

It is an amenable number.

2204742065 is a deficient number, since it is larger than the sum of its proper divisors (442342903).

2204742065 is a wasteful number, since it uses less digits than its factorization.

2204742065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232419.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 2204742065 is about 46954.6809700588. The cubic root of 2204742065 is about 1301.5252443014.

The spelling of 2204742065 in words is "two billion, two hundred four million, seven hundred forty-two thousand, sixty-five".