673066080 has 144 divisors (see below), whose sum is σ = 2340439920. Its totient is φ = 176077824.

The previous prime is 673066061. The next prime is 673066099. The reversal of 673066080 is 80660376.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (673066061) and next prime (673066099).

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 71911 + ... + 80729.

It is an arithmetic number, because the mean of its divisors is an integer number (16253055).

Almost surely, 2^673066080 is an apocalyptic number.

673066080 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673066080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1170219960).

673066080 is an abundant number, since it is smaller than the sum of its proper divisors (1667373840).

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

673066080 is a wasteful number, since it uses less digits than its factorization.

673066080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8893 (or 8882 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 673066080 is about 25943.5171092896. The cubic root of 673066080 is about 876.3667695421.

The spelling of 673066080 in words is "six hundred seventy-three million, sixty-six thousand, eighty".