2291210648 has 16 divisors (see below), whose sum is σ = 4296840000. Its totient is φ = 1145386656.

The previous prime is 2291210633. The next prime is 2291210699. The reversal of 2291210648 is 8460121922.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22553 + ... + 71351.

It is an arithmetic number, because the mean of its divisors is an integer number (268552500).

Almost surely, 2^2291210648 is an apocalyptic number.

It is an amenable number.

2291210648 is a deficient number, since it is larger than the sum of its proper divisors (2005629352).

2291210648 is a wasteful number, since it uses less digits than its factorization.

2291210648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54674 (or 54670 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 2291210648 is about 47866.5921912141. The cubic root of 2291210648 is about 1318.3225263249.

The spelling of 2291210648 in words is "two billion, two hundred ninety-one million, two hundred ten thousand, six hundred forty-eight".