827522142 has 8 divisors (see below), whose sum is σ = 1655044296. Its totient is φ = 275840712.

The previous prime is 827522093. The next prime is 827522167. The reversal of 827522142 is 241225728.

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

827522142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 68960173 + ... + 68960184.

It is an arithmetic number, because the mean of its divisors is an integer number (206880537).

Almost surely, 2^827522142 is an apocalyptic number.

827522142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

827522142 is a wasteful number, since it uses less digits than its factorization.

827522142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137920362.

The product of its digits is 17920, while the sum is 33.

The square root of 827522142 is about 28766.6845847762. The cubic root of 827522142 is about 938.8435083269.

The spelling of 827522142 in words is "eight hundred twenty-seven million, five hundred twenty-two thousand, one hundred forty-two".