673722601 has 8 divisors (see below), whose sum is σ = 704494080. Its totient is φ = 643074432.

The previous prime is 673722583. The next prime is 673722617. The reversal of 673722601 is 106227376.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673722601 - 2¹³ = 673714409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673722641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19560 + ... + 41593.

It is an arithmetic number, because the mean of its divisors is an integer number (88061760).

Almost surely, 2^673722601 is an apocalyptic number.

It is an amenable number.

673722601 is a deficient number, since it is larger than the sum of its proper divisors (30771479).

673722601 is a wasteful number, since it uses less digits than its factorization.

673722601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61655.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 673722601 is about 25956.1669165538. The cubic root of 673722601 is about 876.6516183538.

Adding to 673722601 its reverse (106227376), we get a palindrome (779949977).

The spelling of 673722601 in words is "six hundred seventy-three million, seven hundred twenty-two thousand, six hundred one".