2291005608 has 16 divisors (see below), whose sum is σ = 5727514080. Its totient is φ = 763668528.

The previous prime is 2291005601. The next prime is 2291005621. The reversal of 2291005608 is 8065001922.

It is not an unprimeable number, because it can be changed into a prime (2291005601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47729260 + ... + 47729307.

It is an arithmetic number, because the mean of its divisors is an integer number (357969630).

Almost surely, 2^2291005608 is an apocalyptic number.

It is an amenable number.

2291005608 is an abundant number, since it is smaller than the sum of its proper divisors (3436508472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2291005608 is a wasteful number, since it uses less digits than its factorization.

2291005608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95458576 (or 95458572 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 2291005608 is about 47864.4503572328. The cubic root of 2291005608 is about 1318.2831996753.

The spelling of 2291005608 in words is "two billion, two hundred ninety-one million, five thousand, six hundred eight".