67056827 has 4 divisors (see below), whose sum is σ = 68483616. Its totient is φ = 65630040.

The previous prime is 67056763. The next prime is 67056877. The reversal of 67056827 is 72865076.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 67056827 - 2⁶ = 67056763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67056877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713324 + ... + 713417.

It is an arithmetic number, because the mean of its divisors is an integer number (17120904).

Almost surely, 2^67056827 is an apocalyptic number.

67056827 is a deficient number, since it is larger than the sum of its proper divisors (1426789).

67056827 is a wasteful number, since it uses less digits than its factorization.

67056827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426788.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 67056827 is about 8188.8232976417. The cubic root of 67056827 is about 406.2696062490.

The spelling of 67056827 in words is "sixty-seven million, fifty-six thousand, eight hundred twenty-seven".