850358000 has 80 divisors (see below), whose sum is σ = 2067757536. Its totient is φ = 338227200.

The previous prime is 850357987. The next prime is 850358017. The reversal of 850358000 is 853058.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384899 + ... + 387101.

Almost surely, 2^850358000 is an apocalyptic number.

850358000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850358000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1033878768).

850358000 is an abundant number, since it is smaller than the sum of its proper divisors (1217399536).

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

850358000 is a wasteful number, since it uses less digits than its factorization.

850358000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419 (or 2403 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 850358000 is about 29160.8984772417. The cubic root of 850358000 is about 947.4012075506.

The spelling of 850358000 in words is "eight hundred fifty million, three hundred fifty-eight thousand".