534721867 has 8 divisors (see below), whose sum is σ = 549158400. Its totient is φ = 520412904.

The previous prime is 534721853. The next prime is 534721919. The reversal of 534721867 is 768127435.

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

It is a cyclic number.

It is not a de Polignac number, because 534721867 - 2²³ = 526333259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534721067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23367 + ... + 40192.

It is an arithmetic number, because the mean of its divisors is an integer number (68644800).

Almost surely, 2^534721867 is an apocalyptic number.

534721867 is a deficient number, since it is larger than the sum of its proper divisors (14436533).

534721867 is a wasteful number, since it uses less digits than its factorization.

534721867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63785.

The product of its digits is 282240, while the sum is 43.

The square root of 534721867 is about 23124.0538617259. The cubic root of 534721867 is about 811.6634347156.

The spelling of 534721867 in words is "five hundred thirty-four million, seven hundred twenty-one thousand, eight hundred sixty-seven".