3147808966 has 16 divisors (see below), whose sum is σ = 4940830224. Its totient is φ = 1502470944.

The previous prime is 3147808949. The next prime is 3147808981. The reversal of 3147808966 is 6698087413.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397380 + ... + 405223.

It is an arithmetic number, because the mean of its divisors is an integer number (308801889).

Almost surely, 2^3147808966 is an apocalyptic number.

3147808966 is a deficient number, since it is larger than the sum of its proper divisors (1793021258).

3147808966 is a wasteful number, since it uses less digits than its factorization.

3147808966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802695.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 3147808966 is about 56105.3381239254. The cubic root of 3147808966 is about 1465.5572537890.

The spelling of 3147808966 in words is "three billion, one hundred forty-seven million, eight hundred eight thousand, nine hundred sixty-six".