67648627 has 8 divisors (see below), whose sum is σ = 72698256. Its totient is φ = 62717952.

The previous prime is 67648621. The next prime is 67648639. The reversal of 67648627 is 72684676.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67648627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67648621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28558 + ... + 30835.

It is an arithmetic number, because the mean of its divisors is an integer number (9087282).

Almost surely, 2^67648627 is an apocalyptic number.

67648627 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

67648627 is a deficient number, since it is larger than the sum of its proper divisors (5049629).

67648627 is a wasteful number, since it uses less digits than its factorization.

67648627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59477.

The product of its digits is 677376, while the sum is 46.

The square root of 67648627 is about 8224.8785401366. The cubic root of 67648627 is about 407.4612647136.

The spelling of 67648627 in words is "sixty-seven million, six hundred forty-eight thousand, six hundred twenty-seven".