672323300 has 72 divisors (see below), whose sum is σ = 1634687040. Its totient is φ = 237859200.

The previous prime is 672323287. The next prime is 672323347. The reversal of 672323300 is 3323276.

It is a self number, because there is not a number n which added to its sum of digits gives 672323300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32441 + ... + 48959.

Almost surely, 2^672323300 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 672323300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817343520).

672323300 is an abundant number, since it is smaller than the sum of its proper divisors (962363740).

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

672323300 is a wasteful number, since it uses less digits than its factorization.

672323300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16581 (or 16574 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 672323300 is about 25929.1978279314. The cubic root of 672323300 is about 876.0442715823.

Adding to 672323300 its reverse (3323276), we get a palindrome (675646576).

The spelling of 672323300 in words is "six hundred seventy-two million, three hundred twenty-three thousand, three hundred".