853807384 has 8 divisors (see below), whose sum is σ = 1600888860. Its totient is φ = 426903688.

The previous prime is 853807333. The next prime is 853807387. The reversal of 853807384 is 483708358.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853807387) 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 as a sum of consecutive naturals, namely, 53362954 + ... + 53362969.

Almost surely, 2^853807384 is an apocalyptic number.

It is an amenable number.

853807384 is a deficient number, since it is larger than the sum of its proper divisors (747081476).

853807384 is a wasteful number, since it uses less digits than its factorization.

853807384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106725929 (or 106725925 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 853807384 is about 29219.9826146423. The cubic root of 853807384 is about 948.6804890624.

The spelling of 853807384 in words is "eight hundred fifty-three million, eight hundred seven thousand, three hundred eighty-four".