533806985 has 8 divisors (see below), whose sum is σ = 640810176. Its totient is φ = 426884400.

The previous prime is 533806979. The next prime is 533807041. The reversal of 533806985 is 589608335.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 533806985 - 2⁴ = 533806969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4469 + ... + 32978.

It is an arithmetic number, because the mean of its divisors is an integer number (80101272).

Almost surely, 2^533806985 is an apocalyptic number.

It is an amenable number.

533806985 is a deficient number, since it is larger than the sum of its proper divisors (107003191).

533806985 is a wasteful number, since it uses less digits than its factorization.

533806985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40303.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 533806985 is about 23104.2633511653. The cubic root of 533806985 is about 811.2002654689.

The spelling of 533806985 in words is "five hundred thirty-three million, eight hundred six thousand, nine hundred eighty-five".