827795020 has 48 divisors (see below), whose sum is σ = 1911950208. Its totient is φ = 299139840.

The previous prime is 827795009. The next prime is 827795051. The reversal of 827795020 is 20597728.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21651 + ... + 46090.

It is an arithmetic number, because the mean of its divisors is an integer number (39832296).

Almost surely, 2^827795020 is an apocalyptic number.

It is an amenable number.

827795020 is an abundant number, since it is smaller than the sum of its proper divisors (1084155188).

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

827795020 is a wasteful number, since it uses less digits than its factorization.

827795020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67810 (or 67808 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 827795020 is about 28771.4271456944. The cubic root of 827795020 is about 938.9466925082.

The spelling of 827795020 in words is "eight hundred twenty-seven million, seven hundred ninety-five thousand, twenty".