849622269 has 4 divisors (see below), whose sum is σ = 1132829696. Its totient is φ = 566414844.

The previous prime is 849622237. The next prime is 849622271. The reversal of 849622269 is 962226948.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 849622269 - 2⁵ = 849622237 is a prime.

It is a super-2 number, since 2×849622269² = 1443715999961416722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849622469) 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, 141603709 + ... + 141603714.

It is an arithmetic number, because the mean of its divisors is an integer number (283207424).

Almost surely, 2^849622269 is an apocalyptic number.

It is an amenable number.

849622269 is a deficient number, since it is larger than the sum of its proper divisors (283207427).

849622269 is a wasteful number, since it uses less digits than its factorization.

849622269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283207426.

The product of its digits is 746496, while the sum is 48.

The square root of 849622269 is about 29148.2807211678. The cubic root of 849622269 is about 947.1278977372.

The spelling of 849622269 in words is "eight hundred forty-nine million, six hundred twenty-two thousand, two hundred sixty-nine".