672003306 has 48 divisors (see below), whose sum is σ = 1618606080. Its totient is φ = 200098080.

The previous prime is 672003301. The next prime is 672003331. The reversal of 672003306 is 603300276.

672003306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 672003306.

It is not an unprimeable number, because it can be changed into a prime (672003301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39066 + ... + 53573.

It is an arithmetic number, because the mean of its divisors is an integer number (33720960).

Almost surely, 2^672003306 is an apocalyptic number.

672003306 is an abundant number, since it is smaller than the sum of its proper divisors (946602774).

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

672003306 is a wasteful number, since it uses less digits than its factorization.

672003306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92691 (or 92688 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 672003306 is about 25923.0265594124. The cubic root of 672003306 is about 875.9052643532.

The spelling of 672003306 in words is "six hundred seventy-two million, three thousand, three hundred six".