850417469 has 12 divisors (see below), whose sum is σ = 985514208. Its totient is φ = 727627200.

The previous prime is 850417453. The next prime is 850417471. The reversal of 850417469 is 964714058.

It is not a de Polignac number, because 850417469 - 2⁴ = 850417453 is a prime.

It is a super-2 number, since 2×850417469² = 1446419743160731922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850417439) 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, 130577 + ... + 136934.

It is an arithmetic number, because the mean of its divisors is an integer number (82126184).

Almost surely, 2^850417469 is an apocalyptic number.

It is an amenable number.

850417469 is a deficient number, since it is larger than the sum of its proper divisors (135096739).

850417469 is a wasteful number, since it uses less digits than its factorization.

850417469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267556 (or 267539 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 850417469 is about 29161.9181296430. The cubic root of 850417469 is about 947.4232922448.

The spelling of 850417469 in words is "eight hundred fifty million, four hundred seventeen thousand, four hundred sixty-nine".