851010434 has 8 divisors (see below), whose sum is σ = 1311016188. Its totient is φ = 414005040.

The previous prime is 851010401. The next prime is 851010439. The reversal of 851010434 is 434010158.

It can be written as a sum of positive squares in 2 ways, for example, as 849897409 + 1113025 = 29153^2 + 1055^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (851010439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5749997 + ... + 5750144.

Almost surely, 2^851010434 is an apocalyptic number.

851010434 is a deficient number, since it is larger than the sum of its proper divisors (460005754).

851010434 is a wasteful number, since it uses less digits than its factorization.

851010434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11500180.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 851010434 is about 29172.0831275382. The cubic root of 851010434 is about 947.6434422895.

The spelling of 851010434 in words is "eight hundred fifty-one million, ten thousand, four hundred thirty-four".