673532657 has 8 divisors (see below), whose sum is σ = 771960000. Its totient is φ = 575657424.

The previous prime is 673532617. The next prime is 673532683. The reversal of 673532657 is 756235376.

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 673532657 - 2¹⁰ = 673531633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673532617) 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, 135407 + ... + 140292.

It is an arithmetic number, because the mean of its divisors is an integer number (96495000).

Almost surely, 2^673532657 is an apocalyptic number.

It is an amenable number.

673532657 is a deficient number, since it is larger than the sum of its proper divisors (98427343).

673532657 is a wasteful number, since it uses less digits than its factorization.

673532657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276055.

The product of its digits is 793800, while the sum is 44.

The square root of 673532657 is about 25952.5077208350. The cubic root of 673532657 is about 876.5692252116.

The spelling of 673532657 in words is "six hundred seventy-three million, five hundred thirty-two thousand, six hundred fifty-seven".