850790628 has 36 divisors (see below), whose sum is σ = 2230264400. Its totient is φ = 283596552.

The previous prime is 850790623. The next prime is 850790641. The reversal of 850790628 is 826097058.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (850790623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 436678 + ... + 438621.

Almost surely, 2^850790628 is an apocalyptic number.

It is an amenable number.

850790628 is an abundant number, since it is smaller than the sum of its proper divisors (1379473772).

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

850790628 is a wasteful number, since it uses less digits than its factorization.

850790628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875318 (or 875304 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 850790628 is about 29168.3154810147. The cubic root of 850790628 is about 947.5618468737.

The spelling of 850790628 in words is "eight hundred fifty million, seven hundred ninety thousand, six hundred twenty-eight".