835352009 has 16 divisors (see below), whose sum is σ = 885841920. Its totient is φ = 786539280.

The previous prime is 835351969. The next prime is 835352041. The reversal of 835352009 is 900253538.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-835352009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 835352009.

It is not an unprimeable number, because it can be changed into a prime (835652009) 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, 259202 + ... + 262404.

It is an arithmetic number, because the mean of its divisors is an integer number (55365120).

Almost surely, 2^835352009 is an apocalyptic number.

It is an amenable number.

835352009 is a deficient number, since it is larger than the sum of its proper divisors (50489911).

835352009 is a wasteful number, since it uses less digits than its factorization.

835352009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3460.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 835352009 is about 28902.4567986875. The cubic root of 835352009 is about 941.7952747554.

The spelling of 835352009 in words is "eight hundred thirty-five million, three hundred fifty-two thousand, nine".