849347417 has 4 divisors (see below), whose sum is σ = 850337040. Its totient is φ = 848357796.

The previous prime is 849347413. The next prime is 849347441. The reversal of 849347417 is 714743948.

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 a cyclic number.

It is not a de Polignac number, because 849347417 - 2² = 849347413 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (849347413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493523 + ... + 495240.

It is an arithmetic number, because the mean of its divisors is an integer number (212584260).

Almost surely, 2^849347417 is an apocalyptic number.

It is an amenable number.

849347417 is a deficient number, since it is larger than the sum of its proper divisors (989623).

849347417 is an equidigital number, since it uses as much as digits as its factorization.

849347417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989622.

The product of its digits is 677376, while the sum is 47.

The square root of 849347417 is about 29143.5656191894. The cubic root of 849347417 is about 947.0257550625.

The spelling of 849347417 in words is "eight hundred forty-nine million, three hundred forty-seven thousand, four hundred seventeen".