135585808 has 20 divisors (see below), whose sum is σ = 263075920. Its totient is φ = 67695264.

The previous prime is 135585803. The next prime is 135585869. The reversal of 135585808 is 808585531.

It is a super-2 number, since 2×135585808² = 36767022662025728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135585803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6091 + ... + 17557.

It is an arithmetic number, because the mean of its divisors is an integer number (13153796).

Almost surely, 2^135585808 is an apocalyptic number.

It is an amenable number.

135585808 is a deficient number, since it is larger than the sum of its proper divisors (127490112).

135585808 is a wasteful number, since it uses less digits than its factorization.

135585808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12214 (or 12208 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 43.

The square root of 135585808 is about 11644.1319126846. The cubic root of 135585808 is about 513.7337263351.

The spelling of 135585808 in words is "one hundred thirty-five million, five hundred eighty-five thousand, eight hundred eight".