533913986 has 4 divisors (see below), whose sum is σ = 800870982. Its totient is φ = 266956992.

The previous prime is 533913971. The next prime is 533914009. The reversal of 533913986 is 689319335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 506025025 + 27888961 = 22495^2 + 5281^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 533913986.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133478495 + ... + 133478498.

Almost surely, 2^533913986 is an apocalyptic number.

533913986 is a deficient number, since it is larger than the sum of its proper divisors (266956996).

533913986 is a wasteful number, since it uses less digits than its factorization.

533913986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266956995.

The product of its digits is 524880, while the sum is 47.

The square root of 533913986 is about 23106.5788467267. The cubic root of 533913986 is about 811.2544632365.

The spelling of 533913986 in words is "five hundred thirty-three million, nine hundred thirteen thousand, nine hundred eighty-six".