335725609 has 4 divisors (see below), whose sum is σ = 335772100. Its totient is φ = 335679120.

The previous prime is 335725603. The next prime is 335725651. The reversal of 335725609 is 906527533.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 906527533 = 17 ⋅53325149.

It can be written as a sum of positive squares in 2 ways, for example, as 158835609 + 176890000 = 12603^2 + 13300^2 .

It is a cyclic number.

It is not a de Polignac number, because 335725609 - 2³ = 335725601 is a prime.

It is a super-2 number, since 2×335725609² = 225423369076841762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (335725601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9834 + ... + 27715.

It is an arithmetic number, because the mean of its divisors is an integer number (83943025).

Almost surely, 2^335725609 is an apocalyptic number.

It is an amenable number.

335725609 is a deficient number, since it is larger than the sum of its proper divisors (46491).

335725609 is an equidigital number, since it uses as much as digits as its factorization.

335725609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46490.

The product of its (nonzero) digits is 170100, while the sum is 40.

The square root of 335725609 is about 18322.8166229977. The cubic root of 335725609 is about 695.0160333068.

The spelling of 335725609 in words is "three hundred thirty-five million, seven hundred twenty-five thousand, six hundred nine".