67216366 has 8 divisors (see below), whose sum is σ = 115228080. Its totient is φ = 28807008.

The previous prime is 67216361. The next prime is 67216379. The reversal of 67216366 is 66361276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67216361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2400571 + ... + 2400598.

It is an arithmetic number, because the mean of its divisors is an integer number (14403510).

Almost surely, 2^67216366 is an apocalyptic number.

67216366 is a deficient number, since it is larger than the sum of its proper divisors (48011714).

67216366 is a wasteful number, since it uses less digits than its factorization.

67216366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4801178.

The product of its digits is 54432, while the sum is 37.

The square root of 67216366 is about 8198.5587757849. The cubic root of 67216366 is about 406.5915446953.

The spelling of 67216366 in words is "sixty-seven million, two hundred sixteen thousand, three hundred sixty-six".