2072966642 has 8 divisors (see below), whose sum is σ = 3185290332. Its totient is φ = 1011203200.

The previous prime is 2072966641. The next prime is 2072966647. The reversal of 2072966642 is 2466692702.

It can be written as a sum of positive squares in 2 ways, for example, as 2051999401 + 20967241 = 45299^2 + 4579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2072966593 and 2072966602.

It is not an unprimeable number, because it can be changed into a prime (2072966641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12639959 + ... + 12640122.

Almost surely, 2^2072966642 is an apocalyptic number.

2072966642 is a deficient number, since it is larger than the sum of its proper divisors (1112323690).

2072966642 is a wasteful number, since it uses less digits than its factorization.

2072966642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25280124.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 2072966642 is about 45529.8434216504. The cubic root of 2072966642 is about 1275.0604389138.

The spelling of 2072966642 in words is "two billion, seventy-two million, nine hundred sixty-six thousand, six hundred forty-two".