3972676866 has 8 divisors (see below), whose sum is σ = 7945353744. Its totient is φ = 1324225620.

The previous prime is 3972676861. The next prime is 3972676867. The reversal of 3972676866 is 6686762793.

It is a sphenic number, since it is the product of 3 distinct primes.

3972676866 is an admirable number.

It is a super-2 number, since 2×3972676866² = 31564322963303163912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3972676861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331056400 + ... + 331056411.

It is an arithmetic number, because the mean of its divisors is an integer number (993169218).

Almost surely, 2^3972676866 is an apocalyptic number.

3972676866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3972676866 is a wasteful number, since it uses less digits than its factorization.

3972676866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662112816.

The product of its digits is 27433728, while the sum is 60.

The square root of 3972676866 is about 63029.1747209179. The cubic root of 3972676866 is about 1583.7783932340.

The spelling of 3972676866 in words is "three billion, nine hundred seventy-two million, six hundred seventy-six thousand, eight hundred sixty-six".