850421411 has 12 divisors (see below), whose sum is σ = 1007934192. Its totient is φ = 715177008.

The previous prime is 850421359. The next prime is 850421423. The reversal of 850421411 is 114124058.

It is not a de Polignac number, because 850421411 - 2¹⁰ = 850420387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (850421461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161135 + ... + 166328.

It is an arithmetic number, because the mean of its divisors is an integer number (83994516).

Almost surely, 2^850421411 is an apocalyptic number.

850421411 is a deficient number, since it is larger than the sum of its proper divisors (157512781).

850421411 is a wasteful number, since it uses less digits than its factorization.

850421411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327530 (or 327523 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 850421411 is about 29161.9857177113. The cubic root of 850421411 is about 947.4247561285.

Adding to 850421411 its reverse (114124058), we get a palindrome (964545469).

The spelling of 850421411 in words is "eight hundred fifty million, four hundred twenty-one thousand, four hundred eleven".