3872276805 has 32 divisors (see below), whose sum is σ = 6422446080. Its totient is φ = 1990175040.

The previous prime is 3872276797. The next prime is 3872276827. The reversal of 3872276805 is 5086722783.

It is not a de Polignac number, because 3872276805 - 2³ = 3872276797 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93714 + ... + 128556.

It is an arithmetic number, because the mean of its divisors is an integer number (200701440).

Almost surely, 2^3872276805 is an apocalyptic number.

It is an amenable number.

3872276805 is a deficient number, since it is larger than the sum of its proper divisors (2550169275).

3872276805 is a wasteful number, since it uses less digits than its factorization.

3872276805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35121.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 3872276805 is about 62227.6209170815. The cubic root of 3872276805 is about 1570.3223005264.

The spelling of 3872276805 in words is "three billion, eight hundred seventy-two million, two hundred seventy-six thousand, eight hundred five".