533081994 has 32 divisors (see below), whose sum is σ = 1114007040. Its totient is φ = 169740912.

The previous prime is 533081957. The next prime is 533082023. The reversal of 533081994 is 499180335.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123037 + ... + 127295.

It is an arithmetic number, because the mean of its divisors is an integer number (34812720).

Almost surely, 2^533081994 is an apocalyptic number.

533081994 is an abundant number, since it is smaller than the sum of its proper divisors (580925046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

533081994 is a wasteful number, since it uses less digits than its factorization.

533081994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5194.

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 533081994 is about 23088.5684701326. The cubic root of 533081994 is about 810.8328546768.

The spelling of 533081994 in words is "five hundred thirty-three million, eighty-one thousand, nine hundred ninety-four".