2066747328 has 42 divisors (see below), whose sum is σ = 5923959704. Its totient is φ = 688915584.

The previous prime is 2066747299. The next prime is 2066747329. The reversal of 2066747328 is 8237476602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066747329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1793476 + ... + 1794627.

Almost surely, 2^2066747328 is an apocalyptic number.

It is an amenable number.

2066747328 is an abundant number, since it is smaller than the sum of its proper divisors (3857212376).

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

2066747328 is a wasteful number, since it uses less digits than its factorization.

2066747328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3588121 (or 3588108 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 2066747328 is about 45461.4928043504. The cubic root of 2066747328 is about 1273.7840162173.

The spelling of 2066747328 in words is "two billion, sixty-six million, seven hundred forty-seven thousand, three hundred twenty-eight".