3972087776 has 24 divisors (see below), whose sum is σ = 8089706520. Its totient is φ = 1917559168.

The previous prime is 3972087727. The next prime is 3972087793. The reversal of 3972087776 is 6777802793.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2139206 + ... + 2141061.

It is an arithmetic number, because the mean of its divisors is an integer number (337071105).

Almost surely, 2^3972087776 is an apocalyptic number.

It is an amenable number.

3972087776 is an abundant number, since it is smaller than the sum of its proper divisors (4117618744).

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

3972087776 is a wasteful number, since it uses less digits than its factorization.

3972087776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4280306 (or 4280298 counting only the distinct ones).

The product of its (nonzero) digits is 6223392, while the sum is 56.

The square root of 3972087776 is about 63024.5013942990. The cubic root of 3972087776 is about 1583.7001056238.

The spelling of 3972087776 in words is "three billion, nine hundred seventy-two million, eighty-seven thousand, seven hundred seventy-six".