1671883856 has 40 divisors (see below), whose sum is σ = 3278837760. Its totient is φ = 825780096.

The previous prime is 1671883841. The next prime is 1671883861. The reversal of 1671883856 is 6583881761.

It is a junction number, because it is equal to n+sod(n) for n = 1671883798 and 1671883807.

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, 666701 + ... + 669203.

It is an arithmetic number, because the mean of its divisors is an integer number (81970944).

Almost surely, 2^1671883856 is an apocalyptic number.

1671883856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1671883856 is a deficient number, since it is larger than the sum of its proper divisors (1606953904).

1671883856 is a wasteful number, since it uses less digits than its factorization.

1671883856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003 (or 2997 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 53.

The square root of 1671883856 is about 40888.6763786748. The cubic root of 1671883856 is about 1186.8669452533.

The spelling of 1671883856 in words is "one billion, six hundred seventy-one million, eight hundred eighty-three thousand, eight hundred fifty-six".