2176307628 has 48 divisors (see below), whose sum is σ = 5549233536. Its totient is φ = 658351360.

The previous prime is 2176307543. The next prime is 2176307629. The reversal of 2176307628 is 8267036712.

2176307628 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2176307628.

It is not an unprimeable number, because it can be changed into a prime (2176307629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64375 + ... + 92177.

It is an arithmetic number, because the mean of its divisors is an integer number (115609032).

Almost surely, 2^2176307628 is an apocalyptic number.

It is an amenable number.

2176307628 is an abundant number, since it is smaller than the sum of its proper divisors (3372925908).

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

2176307628 is a wasteful number, since it uses less digits than its factorization.

2176307628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28414 (or 28412 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 2176307628 is about 46650.9124026530. The cubic root of 2176307628 is about 1295.9057835220.

The spelling of 2176307628 in words is "two billion, one hundred seventy-six million, three hundred seven thousand, six hundred twenty-eight".