67436741 has 2 divisors, whose sum is σ = 67436742. Its totient is φ = 67436740.

The previous prime is 67436737. The next prime is 67436777. The reversal of 67436741 is 14763476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50708641 + 16728100 = 7121^2 + 4090^2 .

It is a cyclic number.

It is not a de Polignac number, because 67436741 - 2² = 67436737 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 = 67436695 and 67436704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67436701) 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, 33718370 + 33718371.

It is an arithmetic number, because the mean of its divisors is an integer number (33718371).

Almost surely, 2^67436741 is an apocalyptic number.

It is an amenable number.

67436741 is a deficient number, since it is larger than the sum of its proper divisors (1).

67436741 is an equidigital number, since it uses as much as digits as its factorization.

67436741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 38.

The square root of 67436741 is about 8211.9876400297. The cubic root of 67436741 is about 407.0354091464.

The spelling of 67436741 in words is "sixty-seven million, four hundred thirty-six thousand, seven hundred forty-one".