3972830000 has 50 divisors (see below), whose sum is σ = 9618642924. Its totient is φ = 1589128000.

The previous prime is 3972829969. The next prime is 3972830009. The reversal of 3972830000 is 382793.

It is a tau number, because it is divible by the number of its divisors (50).

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (3972830009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 188642 + ... + 208641.

Almost surely, 2^3972830000 is an apocalyptic number.

It is an amenable number.

3972830000 is an abundant number, since it is smaller than the sum of its proper divisors (5645812924).

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

3972830000 is an equidigital number, since it uses as much as digits as its factorization.

3972830000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397311 (or 397290 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 3972830000 is about 63030.3894958614. The cubic root of 3972830000 is about 1583.7987428381.

The spelling of 3972830000 in words is "three billion, nine hundred seventy-two million, eight hundred thirty thousand".