67326705 has 12 divisors (see below), whose sum is σ = 116699700. Its totient is φ = 35907552.

The previous prime is 67326703. The next prime is 67326713. The reversal of 67326705 is 50762376.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40297104 + 27029601 = 6348^2 + 5199^2 .

It is not a de Polignac number, because 67326705 - 2¹ = 67326703 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 67326705.

It is not an unprimeable number, because it can be changed into a prime (67326703) 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 11 ways as a sum of consecutive naturals, for example, 748030 + ... + 748119.

It is an arithmetic number, because the mean of its divisors is an integer number (9724975).

Almost surely, 2^67326705 is an apocalyptic number.

It is an amenable number.

67326705 is a deficient number, since it is larger than the sum of its proper divisors (49372995).

67326705 is a wasteful number, since it uses less digits than its factorization.

67326705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496160 (or 1496157 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 67326705 is about 8205.2851869999. The cubic root of 67326705 is about 406.8139031340.

The spelling of 67326705 in words is "sixty-seven million, three hundred twenty-six thousand, seven hundred five".