66924016 has 10 divisors (see below), whose sum is σ = 129665312. Its totient is φ = 33462000.

The previous prime is 66924007. The next prime is 66924029. The reversal of 66924016 is 61042966.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2091360 + ... + 2091391.

Almost surely, 2^66924016 is an apocalyptic number.

It is an amenable number.

66924016 is a deficient number, since it is larger than the sum of its proper divisors (62741296).

66924016 is a wasteful number, since it uses less digits than its factorization.

66924016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182759 (or 4182753 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 66924016 is about 8180.7099936375. The cubic root of 66924016 is about 406.0012133236.

The spelling of 66924016 in words is "sixty-six million, nine hundred twenty-four thousand, sixteen".