2009532671 has 8 divisors (see below), whose sum is σ = 2034595584. Its totient is φ = 1984490200.

The previous prime is 2009532661. The next prime is 2009532673. The reversal of 2009532671 is 1762359002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2009532671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009532673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316490 + ... + 322776.

It is an arithmetic number, because the mean of its divisors is an integer number (254324448).

Almost surely, 2^2009532671 is an apocalyptic number.

2009532671 is a deficient number, since it is larger than the sum of its proper divisors (25062913).

2009532671 is an equidigital number, since it uses as much as digits as its factorization.

2009532671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10221.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 2009532671 is about 44827.8113563444. The cubic root of 2009532671 is about 1261.9196134510.

The spelling of 2009532671 in words is "two billion, nine million, five hundred thirty-two thousand, six hundred seventy-one".