67993673 has 8 divisors (see below), whose sum is σ = 74286720. Its totient is φ = 61719280.

The previous prime is 67993669. The next prime is 67993721. The reversal of 67993673 is 37639976.

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 67993673 - 2² = 67993669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67993613) 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, 3611 + ... + 12207.

It is an arithmetic number, because the mean of its divisors is an integer number (9285840).

Almost surely, 2^67993673 is an apocalyptic number.

It is an amenable number.

67993673 is a deficient number, since it is larger than the sum of its proper divisors (6293047).

67993673 is a wasteful number, since it uses less digits than its factorization.

67993673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9327.

The product of its digits is 1285956, while the sum is 50.

The square root of 67993673 is about 8245.8276115864. The cubic root of 67993673 is about 408.1528506658.

The spelling of 67993673 in words is "sixty-seven million, nine hundred ninety-three thousand, six hundred seventy-three".