66584848 has 60 divisors (see below), whose sum is σ = 143348464. Its totient is φ = 29937600.

The previous prime is 66584831. The next prime is 66584849. The reversal of 66584848 is 84848566.

It is not an unprimeable number, because it can be changed into a prime (66584849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 315463 + ... + 315673.

Almost surely, 2^66584848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66584848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71674232).

66584848 is an abundant number, since it is smaller than the sum of its proper divisors (76763616).

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

66584848 is a wasteful number, since it uses less digits than its factorization.

66584848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404 (or 387 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 49.

The square root of 66584848 is about 8159.9539214385. The cubic root of 66584848 is about 405.3141859126.

The spelling of 66584848 in words is "sixty-six million, five hundred eighty-four thousand, eight hundred forty-eight".