2047171006 has 4 divisors (see below), whose sum is σ = 3070756512. Its totient is φ = 1023585502.

The previous prime is 2047171001. The next prime is 2047171067. The reversal of 2047171006 is 6001717402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2047171001) by changing a digit.

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, 511792750 + ... + 511792753.

It is an arithmetic number, because the mean of its divisors is an integer number (767689128).

Almost surely, 2^2047171006 is an apocalyptic number.

2047171006 is a deficient number, since it is larger than the sum of its proper divisors (1023585506).

2047171006 is a wasteful number, since it uses less digits than its factorization.

2047171006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023585505.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 2047171006 is about 45245.6738926497. The cubic root of 2047171006 is about 1269.7494713213.

Adding to 2047171006 its reverse (6001717402), we get a palindrome (8048888408).

The spelling of 2047171006 in words is "two billion, forty-seven million, one hundred seventy-one thousand, six".