2009517433 has 16 divisors (see below), whose sum is σ = 2586193920. Its totient is φ = 1515344400.

The previous prime is 2009517401. The next prime is 2009517437. The reversal of 2009517433 is 3347159002.

It is a cyclic number.

It is not a de Polignac number, because 2009517433 - 2⁵ = 2009517401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2009517437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418543 + ... + 423316.

It is an arithmetic number, because the mean of its divisors is an integer number (161637120).

Almost surely, 2^2009517433 is an apocalyptic number.

It is an amenable number.

2009517433 is a deficient number, since it is larger than the sum of its proper divisors (576676487).

2009517433 is a wasteful number, since it uses less digits than its factorization.

2009517433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841908.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 2009517433 is about 44827.6413945682. The cubic root of 2009517433 is about 1261.9164237908.

The spelling of 2009517433 in words is "two billion, nine million, five hundred seventeen thousand, four hundred thirty-three".