2290909161 has 8 divisors (see below), whose sum is σ = 3055808704. Its totient is φ = 1526641200.

The previous prime is 2290909157. The next prime is 2290909163. The reversal of 2290909161 is 1619090922.

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

It is not a de Polignac number, because 2290909161 - 2² = 2290909157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2290909163) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 149365 + ... + 163986.

It is an arithmetic number, because the mean of its divisors is an integer number (381976088).

Almost surely, 2^2290909161 is an apocalyptic number.

It is an amenable number.

2290909161 is a deficient number, since it is larger than the sum of its proper divisors (764899543).

2290909161 is a wasteful number, since it uses less digits than its factorization.

2290909161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315791.

The product of its (nonzero) digits is 17496, while the sum is 39.

The square root of 2290909161 is about 47863.4428452446. The cubic root of 2290909161 is about 1318.2647003398.

The spelling of 2290909161 in words is "two billion, two hundred ninety million, nine hundred nine thousand, one hundred sixty-one".