2047097666 has 8 divisors (see below), whose sum is σ = 3071982144. Its totient is φ = 1023103620.

The previous prime is 2047097659. The next prime is 2047097669. The reversal of 2047097666 is 6667907402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2047097666.

It is not an unprimeable number, because it can be changed into a prime (2047097669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216830 + ... + 226073.

It is an arithmetic number, because the mean of its divisors is an integer number (383997768).

Almost surely, 2^2047097666 is an apocalyptic number.

2047097666 is a deficient number, since it is larger than the sum of its proper divisors (1024884478).

2047097666 is a wasteful number, since it uses less digits than its factorization.

2047097666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445216.

The product of its (nonzero) digits is 762048, while the sum is 47.

The square root of 2047097666 is about 45244.8634211664. The cubic root of 2047097666 is about 1269.7343081949.

The spelling of 2047097666 in words is "two billion, forty-seven million, ninety-seven thousand, six hundred sixty-six".