849262943 has 4 divisors (see below), whose sum is σ = 869013288. Its totient is φ = 829512600.

The previous prime is 849262891. The next prime is 849262951. The reversal of 849262943 is 349262948.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 849262943 - 2¹² = 849258847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849262993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9875108 + ... + 9875193.

It is an arithmetic number, because the mean of its divisors is an integer number (217253322).

Almost surely, 2^849262943 is an apocalyptic number.

849262943 is a deficient number, since it is larger than the sum of its proper divisors (19750345).

849262943 is a wasteful number, since it uses less digits than its factorization.

849262943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19750344.

The product of its digits is 746496, while the sum is 47.

The square root of 849262943 is about 29142.1163095613. The cubic root of 849262943 is about 946.9943577393.

The spelling of 849262943 in words is "eight hundred forty-nine million, two hundred sixty-two thousand, nine hundred forty-three".