53835309 has 12 divisors (see below), whose sum is σ = 84831552. Its totient is φ = 32627400.

The previous prime is 53835307. The next prime is 53835343. The reversal of 53835309 is 90353835.

It is not a de Polignac number, because 53835309 - 2¹ = 53835307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53835307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271797 + ... + 271994.

It is an arithmetic number, because the mean of its divisors is an integer number (7069296).

Almost surely, 2^53835309 is an apocalyptic number.

It is an amenable number.

53835309 is a deficient number, since it is larger than the sum of its proper divisors (30996243).

53835309 is a wasteful number, since it uses less digits than its factorization.

53835309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543808 (or 543805 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 53835309 is about 7337.2548681370. The cubic root of 53835309 is about 377.5916687459.

The spelling of 53835309 in words is "fifty-three million, eight hundred thirty-five thousand, three hundred nine".