827064993 has 8 divisors (see below), whose sum is σ = 1104476256. Its totient is φ = 550515200.

The previous prime is 827064923. The next prime is 827065039. The reversal of 827064993 is 399460728.

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 827064993 - 2¹³ = 827056801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (827064923) 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, 213123 + ... + 216968.

It is an arithmetic number, because the mean of its divisors is an integer number (138059532).

Almost surely, 2^827064993 is an apocalyptic number.

It is an amenable number.

827064993 is a deficient number, since it is larger than the sum of its proper divisors (277411263).

827064993 is a wasteful number, since it uses less digits than its factorization.

827064993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430735.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 827064993 is about 28758.7376809206. The cubic root of 827064993 is about 938.6705943522.

The spelling of 827064993 in words is "eight hundred twenty-seven million, sixty-four thousand, nine hundred ninety-three".