67530685 has 8 divisors (see below), whose sum is σ = 81131616. Its totient is φ = 53961360.

The previous prime is 67530677. The next prime is 67530703. The reversal of 67530685 is 58603576.

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

It is not a de Polignac number, because 67530685 - 2³ = 67530677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911 + ... + 11980.

It is an arithmetic number, because the mean of its divisors is an integer number (10141452).

Almost surely, 2^67530685 is an apocalyptic number.

It is an amenable number.

67530685 is a deficient number, since it is larger than the sum of its proper divisors (13600931).

67530685 is a wasteful number, since it uses less digits than its factorization.

67530685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15803.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 67530685 is about 8217.7055800266. The cubic root of 67530685 is about 407.2243308496.

The spelling of 67530685 in words is "sixty-seven million, five hundred thirty thousand, six hundred eighty-five".