850205742 has 32 divisors (see below), whose sum is σ = 1745594880. Its totient is φ = 275970240.

The previous prime is 850205737. The next prime is 850205743. The reversal of 850205742 is 247502058.

850205742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850205743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22317 + ... + 46887.

It is an arithmetic number, because the mean of its divisors is an integer number (54549840).

Almost surely, 2^850205742 is an apocalyptic number.

850205742 is an abundant number, since it is smaller than the sum of its proper divisors (895389138).

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

850205742 is a wasteful number, since it uses less digits than its factorization.

850205742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24728.

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 850205742 is about 29158.2877069282. The cubic root of 850205742 is about 947.3446595934.

The spelling of 850205742 in words is "eight hundred fifty million, two hundred five thousand, seven hundred forty-two".