675600321 has 16 divisors (see below), whose sum is σ = 1025418240. Its totient is φ = 391651920.

The previous prime is 675600319. The next prime is 675600323. The reversal of 675600321 is 123006576.

It is an interprime number because it is at equal distance from previous prime (675600319) and next prime (675600323).

It is not a de Polignac number, because 675600321 - 2¹ = 675600319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675600323) 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 15 ways as a sum of consecutive naturals, for example, 444301 + ... + 445818.

It is an arithmetic number, because the mean of its divisors is an integer number (64088640).

Almost surely, 2^675600321 is an apocalyptic number.

It is an amenable number.

675600321 is a deficient number, since it is larger than the sum of its proper divisors (349817919).

675600321 is a wasteful number, since it uses less digits than its factorization.

675600321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890156.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 675600321 is about 25992.3127289589. The cubic root of 675600321 is about 877.4652961495.

Adding to 675600321 its reverse (123006576), we get a palindrome (798606897).

The spelling of 675600321 in words is "six hundred seventy-five million, six hundred thousand, three hundred twenty-one".