67115973 has 8 divisors (see below), whose sum is σ = 89725600. Its totient is φ = 44625168.

The previous prime is 67115963. The next prime is 67115989. The reversal of 67115973 is 37951176.

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

It is not a de Polignac number, because 67115973 - 2⁵ = 67115941 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 (67115903) 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, 28378 + ... + 30651.

It is an arithmetic number, because the mean of its divisors is an integer number (11215700).

Almost surely, 2^67115973 is an apocalyptic number.

It is an amenable number.

67115973 is a deficient number, since it is larger than the sum of its proper divisors (22609627).

67115973 is a wasteful number, since it uses less digits than its factorization.

67115973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59411.

The product of its digits is 39690, while the sum is 39.

The square root of 67115973 is about 8192.4338874354. The cubic root of 67115973 is about 406.3890182058.

The spelling of 67115973 in words is "sixty-seven million, one hundred fifteen thousand, nine hundred seventy-three".