67054427 has 8 divisors (see below), whose sum is σ = 73301760. Its totient is φ = 60832360.

The previous prime is 67054423. The next prime is 67054447. The reversal of 67054427 is 72445076.

67054427 = 84² + 85² + ... + 586².

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 67054427 - 2² = 67054423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67054423) 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 7 ways as a sum of consecutive naturals, for example, 527 + ... + 11592.

It is an arithmetic number, because the mean of its divisors is an integer number (9162720).

Almost surely, 2^67054427 is an apocalyptic number.

67054427 is a deficient number, since it is larger than the sum of its proper divisors (6247333).

67054427 is a wasteful number, since it uses less digits than its factorization.

67054427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12633.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 67054427 is about 8188.6767551296. The cubic root of 67054427 is about 406.2647593218.

The spelling of 67054427 in words is "sixty-seven million, fifty-four thousand, four hundred twenty-seven".