1678983196 has 24 divisors (see below), whose sum is σ = 3237076080. Its totient is φ = 755616000.

The previous prime is 1678983181. The next prime is 1678983197. The reversal of 1678983196 is 6913898761.

It is a self number, because there is not a number n which added to its sum of digits gives 1678983196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1678983197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184461 + ... + 193348.

It is an arithmetic number, because the mean of its divisors is an integer number (134878170).

Almost surely, 2^1678983196 is an apocalyptic number.

It is an amenable number.

1678983196 is a deficient number, since it is larger than the sum of its proper divisors (1558092884).

1678983196 is a wasteful number, since it uses less digits than its factorization.

1678983196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377925 (or 377923 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 58.

The square root of 1678983196 is about 40975.3974477369. The cubic root of 1678983196 is about 1188.5445086738.

The spelling of 1678983196 in words is "one billion, six hundred seventy-eight million, nine hundred eighty-three thousand, one hundred ninety-six".