534221316 has 18 divisors (see below), whose sum is σ = 1350392862. Its totient is φ = 178073760.

The previous prime is 534221273. The next prime is 534221321. The reversal of 534221316 is 613122435.

534221316 is a `hidden beast` number, since 5 + 342 + 2 + 1 + 316 = 666.

It can be written as a sum of positive squares in only one way, i.e., 465264900 + 68956416 = 21570^2 + 8304^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 534221316.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7419705 + ... + 7419776.

Almost surely, 2^534221316 is an apocalyptic number.

It is an amenable number.

534221316 is an abundant number, since it is smaller than the sum of its proper divisors (816171546).

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

534221316 is a wasteful number, since it uses less digits than its factorization.

534221316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14839491 (or 14839486 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 534221316 is about 23113.2281605145. The cubic root of 534221316 is about 811.4100906832.

The spelling of 534221316 in words is "five hundred thirty-four million, two hundred twenty-one thousand, three hundred sixteen".