673022520 has 192 divisors, whose sum is σ = 2402356320. Its totient is φ = 168873984.

The previous prime is 673022513. The next prime is 673022549. The reversal of 673022520 is 25220376.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 47 ways as a sum of consecutive naturals, for example, 163204 + ... + 167276.

Almost surely, 2^673022520 is an apocalyptic number.

673022520 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 673022520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1201178160).

673022520 is an abundant number, since it is smaller than the sum of its proper divisors (1729333800).

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

673022520 is a wasteful number, since it uses less digits than its factorization.

673022520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116 (or 4100 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 673022520 is about 25942.6775796177. The cubic root of 673022520 is about 876.3478633449.

Adding to 673022520 its reverse (25220376), we get a palindrome (698242896).

The spelling of 673022520 in words is "six hundred seventy-three million, twenty-two thousand, five hundred twenty".