2921968670 has 16 divisors (see below), whose sum is σ = 5568928848. Its totient is φ = 1100035200.

The previous prime is 2921968649. The next prime is 2921968703. The reversal of 2921968670 is 768691292.

It is a happy number.

2921968670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8593856 + ... + 8594195.

It is an arithmetic number, because the mean of its divisors is an integer number (348058053).

Almost surely, 2^2921968670 is an apocalyptic number.

2921968670 is a deficient number, since it is larger than the sum of its proper divisors (2646960178).

2921968670 is a wasteful number, since it uses less digits than its factorization.

2921968670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17188075.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 2921968670 is about 54055.2372115783. The cubic root of 2921968670 is about 1429.6350430580.

The spelling of 2921968670 in words is "two billion, nine hundred twenty-one million, nine hundred sixty-eight thousand, six hundred seventy".