4687921292 has 12 divisors (see below), whose sum is σ = 8686442520. Its totient is φ = 2206080576.

The previous prime is 4687921289. The next prime is 4687921313. The reversal of 4687921292 is 2921297864.

It is a self number, because there is not a number n which added to its sum of digits gives 4687921292.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34469942 + ... + 34470077.

It is an arithmetic number, because the mean of its divisors is an integer number (723870210).

Almost surely, 2^4687921292 is an apocalyptic number.

It is an amenable number.

4687921292 is a deficient number, since it is larger than the sum of its proper divisors (3998521228).

4687921292 is a wasteful number, since it uses less digits than its factorization.

4687921292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68940040 (or 68940038 counting only the distinct ones).

The product of its digits is 870912, while the sum is 50.

The square root of 4687921292 is about 68468.3963007751. The cubic root of 4687921292 is about 1673.6325117917.

The spelling of 4687921292 in words is "four billion, six hundred eighty-seven million, nine hundred twenty-one thousand, two hundred ninety-two".