673517020 has 24 divisors (see below), whose sum is σ = 1542966768. Its totient is φ = 244915200.

The previous prime is 673517017. The next prime is 673517021. The reversal of 673517020 is 20715376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673517021) 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 7 ways as a sum of consecutive naturals, for example, 1530501 + ... + 1530940.

It is an arithmetic number, because the mean of its divisors is an integer number (64290282).

Almost surely, 2^673517020 is an apocalyptic number.

It is an amenable number.

673517020 is an abundant number, since it is smaller than the sum of its proper divisors (869449748).

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

673517020 is a wasteful number, since it uses less digits than its factorization.

673517020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061461 (or 3061459 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 673517020 is about 25952.2064572552. The cubic root of 673517020 is about 876.5624415668.

The spelling of 673517020 in words is "six hundred seventy-three million, five hundred seventeen thousand, twenty".