851076542 has 16 divisors (see below), whose sum is σ = 1395315072. Its totient is φ = 387586560.

The previous prime is 851076509. The next prime is 851076547. The reversal of 851076542 is 245670158.

It is a junction number, because it is equal to n+sod(n) for n = 851076496 and 851076505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851076547) 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, 402683 + ... + 404790.

It is an arithmetic number, because the mean of its divisors is an integer number (87207192).

Almost surely, 2^851076542 is an apocalyptic number.

851076542 is a deficient number, since it is larger than the sum of its proper divisors (544238530).

851076542 is a wasteful number, since it uses less digits than its factorization.

851076542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807523.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 851076542 is about 29173.2161751151. The cubic root of 851076542 is about 947.6679798619.

The spelling of 851076542 in words is "eight hundred fifty-one million, seventy-six thousand, five hundred forty-two".