851426211 has 8 divisors (see below), whose sum is σ = 1135438864. Its totient is φ = 567515520.

The previous prime is 851426183. The next prime is 851426231. The reversal of 851426211 is 112624158.

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

It is not a de Polignac number, because 851426211 - 2⁹ = 851425699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (851426231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3226 + ... + 41391.

It is an arithmetic number, because the mean of its divisors is an integer number (141929858).

Almost surely, 2^851426211 is an apocalyptic number.

851426211 is a deficient number, since it is larger than the sum of its proper divisors (284012653).

851426211 is a wasteful number, since it uses less digits than its factorization.

851426211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50981.

The product of its digits is 3840, while the sum is 30.

The square root of 851426211 is about 29179.2085396434. The cubic root of 851426211 is about 947.7977467815.

The spelling of 851426211 in words is "eight hundred fifty-one million, four hundred twenty-six thousand, two hundred eleven".