672200816 has 90 divisors (see below), whose sum is σ = 1546026048. Its totient is φ = 282300480.

The previous prime is 672200779. The next prime is 672200819. The reversal of 672200816 is 618002276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672200819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3519281 + ... + 3519471.

Almost surely, 2^672200816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672200816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773013024).

672200816 is an abundant number, since it is smaller than the sum of its proper divisors (873825232).

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

672200816 is a wasteful number, since it uses less digits than its factorization.

672200816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 672200816 is about 25926.8358269959. The cubic root of 672200816 is about 875.9910690415.

The spelling of 672200816 in words is "six hundred seventy-two million, two hundred thousand, eight hundred sixteen".