828340471 has 8 divisors (see below), whose sum is σ = 962720640. Its totient is φ = 697971768.

The previous prime is 828340463. The next prime is 828340481. The reversal of 828340471 is 174043828.

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 828340471 - 2³ = 828340463 is a prime.

It is a super-3 number, since 3×828340471³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 828340471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828340421) 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, 1002421 + ... + 1003246.

It is an arithmetic number, because the mean of its divisors is an integer number (120340080).

Almost surely, 2^828340471 is an apocalyptic number.

828340471 is a deficient number, since it is larger than the sum of its proper divisors (134380169).

828340471 is a wasteful number, since it uses less digits than its factorization.

828340471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005733.

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 828340471 is about 28780.9046244207. The cubic root of 828340471 is about 939.1528775953.

The spelling of 828340471 in words is "eight hundred twenty-eight million, three hundred forty thousand, four hundred seventy-one".