827028397 has 8 divisors (see below), whose sum is σ = 892031616. Its totient is φ = 762223152.

The previous prime is 827028383. The next prime is 827028451. The reversal of 827028397 is 793820728.

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 827028397 - 2⁷ = 827028269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827028347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40753 + ... + 57574.

It is an arithmetic number, because the mean of its divisors is an integer number (111503952).

Almost surely, 2^827028397 is an apocalyptic number.

It is an amenable number.

827028397 is a deficient number, since it is larger than the sum of its proper divisors (65003219).

827028397 is a wasteful number, since it uses less digits than its factorization.

827028397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98987.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 827028397 is about 28758.1014150795. The cubic root of 827028397 is about 938.6567493719.

The spelling of 827028397 in words is "eight hundred twenty-seven million, twenty-eight thousand, three hundred ninety-seven".