67272743 has 2 divisors, whose sum is σ = 67272744. Its totient is φ = 67272742.

The previous prime is 67272739. The next prime is 67272761. The reversal of 67272743 is 34727276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67272743 - 2² = 67272739 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 67272697 and 67272706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67272703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33636371 + 33636372.

It is an arithmetic number, because the mean of its divisors is an integer number (33636372).

Almost surely, 2^67272743 is an apocalyptic number.

67272743 is a deficient number, since it is larger than the sum of its proper divisors (1).

67272743 is an equidigital number, since it uses as much as digits as its factorization.

67272743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98784, while the sum is 38.

The square root of 67272743 is about 8201.9962813939. The cubic root of 67272743 is about 406.7051876825.

The spelling of 67272743 in words is "sixty-seven million, two hundred seventy-two thousand, seven hundred forty-three".