2229917761 has 16 divisors (see below), whose sum is σ = 2460976128. Its totient is φ = 2011276800.

The previous prime is 2229917743. The next prime is 2229917791. The reversal of 2229917761 is 1677199222.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2229917761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2229917741) 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 15 ways as a sum of consecutive naturals, for example, 33741 + ... + 74821.

It is an arithmetic number, because the mean of its divisors is an integer number (153811008).

Almost surely, 2^2229917761 is an apocalyptic number.

It is an amenable number.

2229917761 is a deficient number, since it is larger than the sum of its proper divisors (231058367).

2229917761 is a wasteful number, since it uses less digits than its factorization.

2229917761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41232.

The product of its digits is 190512, while the sum is 46.

The square root of 2229917761 is about 47222.0050506117. The cubic root of 2229917761 is about 1306.4604956872.

The spelling of 2229917761 in words is "two billion, two hundred twenty-nine million, nine hundred seventeen thousand, seven hundred sixty-one".