851328233 has 16 divisors (see below), whose sum is σ = 1038867456. Its totient is φ = 681745680.

The previous prime is 851328221. The next prime is 851328323. The reversal of 851328233 is 332823158.

It is not a de Polignac number, because 851328233 - 2⁴ = 851328217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 851328193 and 851328202.

It is not an unprimeable number, because it can be changed into a prime (851328433) 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, 54563 + ... + 68408.

It is an arithmetic number, because the mean of its divisors is an integer number (64929216).

Almost surely, 2^851328233 is an apocalyptic number.

It is an amenable number.

851328233 is a deficient number, since it is larger than the sum of its proper divisors (187539223).

851328233 is a wasteful number, since it uses less digits than its factorization.

851328233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123044.

The product of its digits is 34560, while the sum is 35.

The square root of 851328233 is about 29177.5295904228. The cubic root of 851328233 is about 947.7613893972.

The spelling of 851328233 in words is "eight hundred fifty-one million, three hundred twenty-eight thousand, two hundred thirty-three".