66344304 has 40 divisors (see below), whose sum is σ = 184574992. Its totient is φ = 20413440.

The previous prime is 66344297. The next prime is 66344321. The reversal of 66344304 is 40344366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52537 + ... + 53784.

Almost surely, 2^66344304 is an apocalyptic number.

It is an amenable number.

66344304 is an abundant number, since it is smaller than the sum of its proper divisors (118230688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66344304 is a wasteful number, since it uses less digits than its factorization.

66344304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106345 (or 106339 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 66344304 is about 8145.2012866472. The cubic root of 66344304 is about 404.8255185004.

The spelling of 66344304 in words is "sixty-six million, three hundred forty-four thousand, three hundred four".