673277670 has 96 divisors (see below), whose sum is σ = 1955090592. Its totient is φ = 165722112.

The previous prime is 673277669. The next prime is 673277677. The reversal of 673277670 is 76772376.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673277677) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 20934 + ... + 42246.

It is an arithmetic number, because the mean of its divisors is an integer number (20365527).

Almost surely, 2^673277670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673277670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (977545296).

673277670 is an abundant number, since it is smaller than the sum of its proper divisors (1281812922).

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

673277670 is a wasteful number, since it uses less digits than its factorization.

673277670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21348 (or 21336 counting only the distinct ones).

The product of its (nonzero) digits is 518616, while the sum is 45.

The square root of 673277670 is about 25947.5946862132. The cubic root of 673277670 is about 876.4585936203.

The spelling of 673277670 in words is "six hundred seventy-three million, two hundred seventy-seven thousand, six hundred seventy".