672167200 has 144 divisors (see below), whose sum is σ = 1700891136. Its totient is φ = 259251200.

The previous prime is 672167189. The next prime is 672167213. The reversal of 672167200 is 2761276.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3519105 + ... + 3519295.

It is an arithmetic number, because the mean of its divisors is an integer number (11811744).

Almost surely, 2^672167200 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 672167200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (850445568).

672167200 is an abundant number, since it is smaller than the sum of its proper divisors (1028723936).

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

672167200 is a wasteful number, since it uses less digits than its factorization.

672167200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 672167200 is about 25926.1875330717. The cubic root of 672167200 is about 875.9764663583.

The spelling of 672167200 in words is "six hundred seventy-two million, one hundred sixty-seven thousand, two hundred".