67316623 has 8 divisors (see below), whose sum is σ = 73762560. Its totient is φ = 60925080.

The previous prime is 67316621. The next prime is 67316647. The reversal of 67316623 is 32661376.

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 67316623 - 2¹ = 67316621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67316621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10983 + ... + 15976.

It is an arithmetic number, because the mean of its divisors is an integer number (9220320).

Almost surely, 2^67316623 is an apocalyptic number.

67316623 is a deficient number, since it is larger than the sum of its proper divisors (6445937).

67316623 is a wasteful number, since it uses less digits than its factorization.

67316623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27197.

The product of its digits is 27216, while the sum is 34.

The square root of 67316623 is about 8204.6708038775. The cubic root of 67316623 is about 406.7935956769.

Adding to 67316623 its reverse (32661376), we get a palindrome (99977999).

The spelling of 67316623 in words is "sixty-seven million, three hundred sixteen thousand, six hundred twenty-three".