850772224 has 27 divisors (see below), whose sum is σ = 1699153183. Its totient is φ = 425152768.

The previous prime is 850772213. The next prime is 850772233. The reversal of 850772224 is 422277058.

The square root of 850772224 is 29168.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 465777 + ... + 467599.

Almost surely, 2^850772224 is an apocalyptic number.

850772224 is the 29168-th square number.

It is an amenable number.

850772224 is a deficient number, since it is larger than the sum of its proper divisors (848380959).

850772224 is an frugal number, since it uses more digits than its factorization.

850772224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662 (or 1825 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 37.

The cubic root of 850772224 is about 947.5550143842. Note that the first 3 decimals are identical.

The spelling of 850772224 in words is "eight hundred fifty million, seven hundred seventy-two thousand, two hundred twenty-four".