672983834 has 8 divisors (see below), whose sum is σ = 1010917908. Its totient is φ = 336011200.

The previous prime is 672983833. The next prime is 672983851. The reversal of 672983834 is 438389276.

It can be written as a sum of positive squares in 2 ways, for example, as 667447225 + 5536609 = 25835^2 + 2353^2 .

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

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (672983833) 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, 238607 + ... + 241410.

Almost surely, 2^672983834 is an apocalyptic number.

672983834 is a deficient number, since it is larger than the sum of its proper divisors (337934074).

672983834 is a wasteful number, since it uses less digits than its factorization.

672983834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480720.

The product of its digits is 1741824, while the sum is 50.

The square root of 672983834 is about 25941.9319635219. The cubic root of 672983834 is about 876.3310719092.

The spelling of 672983834 in words is "six hundred seventy-two million, nine hundred eighty-three thousand, eight hundred thirty-four".