2009335494 has 32 divisors (see below), whose sum is σ = 4210246656. Its totient is φ = 638494560.

The previous prime is 2009335457. The next prime is 2009335501. The reversal of 2009335494 is 4945339002.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68157 + ... + 93080.

It is an arithmetic number, because the mean of its divisors is an integer number (131570208).

Almost surely, 2^2009335494 is an apocalyptic number.

2009335494 is an abundant number, since it is smaller than the sum of its proper divisors (2200911162).

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

2009335494 is a wasteful number, since it uses less digits than its factorization.

2009335494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161340.

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 2009335494 is about 44825.6120315161. The cubic root of 2009335494 is about 1261.8783385706.

The spelling of 2009335494 in words is "two billion, nine million, three hundred thirty-five thousand, four hundred ninety-four".