853722349 has 8 divisors (see below), whose sum is σ = 914918400. Its totient is φ = 794532816.

The previous prime is 853722343. The next prime is 853722391. The reversal of 853722349 is 943227358.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 853722349 - 2¹⁹ = 853198061 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 (853722343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500749 + ... + 502450.

It is an arithmetic number, because the mean of its divisors is an integer number (114364800).

Almost surely, 2^853722349 is an apocalyptic number.

It is an amenable number.

853722349 is a deficient number, since it is larger than the sum of its proper divisors (61196051).

853722349 is a wasteful number, since it uses less digits than its factorization.

853722349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003259.

The product of its digits is 362880, while the sum is 43.

The square root of 853722349 is about 29218.5274954095. The cubic root of 853722349 is about 948.6489933858.

The spelling of 853722349 in words is "eight hundred fifty-three million, seven hundred twenty-two thousand, three hundred forty-nine".