2204909851 has 8 divisors (see below), whose sum is σ = 2229292800. Its totient is φ = 2180660328.

The previous prime is 2204909821. The next prime is 2204909873. The reversal of 2204909851 is 1589094022.

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

It is a cyclic number.

It is not a de Polignac number, because 2204909851 - 2¹³ = 2204901659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2204909801) 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, 60 + ... + 66406.

It is an arithmetic number, because the mean of its divisors is an integer number (278661600).

Almost surely, 2^2204909851 is an apocalyptic number.

2204909851 is a deficient number, since it is larger than the sum of its proper divisors (24382949).

2204909851 is a wasteful number, since it uses less digits than its factorization.

2204909851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66713.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 2204909851 is about 46956.4676162933. The cubic root of 2204909851 is about 1301.5582598301.

The spelling of 2204909851 in words is "two billion, two hundred four million, nine hundred nine thousand, eight hundred fifty-one".