851411742 has 8 divisors (see below), whose sum is σ = 1702823496. Its totient is φ = 283803912.

The previous prime is 851411711. The next prime is 851411761. The reversal of 851411742 is 247114158.

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

851411742 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, 70950973 + ... + 70950984.

It is an arithmetic number, because the mean of its divisors is an integer number (212852937).

Almost surely, 2^851411742 is an apocalyptic number.

851411742 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.

851411742 is a wasteful number, since it uses less digits than its factorization.

851411742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141901962.

The product of its digits is 8960, while the sum is 33.

The square root of 851411742 is about 29178.9606052032. The cubic root of 851411742 is about 947.7923778436.

The spelling of 851411742 in words is "eight hundred fifty-one million, four hundred eleven thousand, seven hundred forty-two".