827457342 has 16 divisors (see below), whose sum is σ = 1693401600. Its totient is φ = 269404632.

The previous prime is 827457341. The next prime is 827457373. The reversal of 827457342 is 243754728.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 827457294 and 827457303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827457341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1603342 + ... + 1603857.

It is an arithmetic number, because the mean of its divisors is an integer number (105837600).

Almost surely, 2^827457342 is an apocalyptic number.

827457342 is an abundant number, since it is smaller than the sum of its proper divisors (865944258).

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

827457342 is a wasteful number, since it uses less digits than its factorization.

827457342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207247.

The product of its digits is 376320, while the sum is 42.

The square root of 827457342 is about 28765.5582598357. The cubic root of 827457342 is about 938.8190019746.

The spelling of 827457342 in words is "eight hundred twenty-seven million, four hundred fifty-seven thousand, three hundred forty-two".