1672943196 has 12 divisors (see below), whose sum is σ = 3903534152. Its totient is φ = 557647728.

The previous prime is 1672943183. The next prime is 1672943219. The reversal of 1672943196 is 6913492761.

It is a tau number, because it is divible by the number of its divisors (12).

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, 69705955 + ... + 69705978.

Almost surely, 2^1672943196 is an apocalyptic number.

It is an amenable number.

1672943196 is an abundant number, since it is smaller than the sum of its proper divisors (2230590956).

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

1672943196 is a wasteful number, since it uses less digits than its factorization.

1672943196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139411940 (or 139411938 counting only the distinct ones).

The product of its digits is 489888, while the sum is 48.

The square root of 1672943196 is about 40901.6282805465. The cubic root of 1672943196 is about 1187.1175667642.

The spelling of 1672943196 in words is "one billion, six hundred seventy-two million, nine hundred forty-three thousand, one hundred ninety-six".