854657349 has 32 divisors (see below), whose sum is σ = 1404125184. Its totient is φ = 450290880.

The previous prime is 854657329. The next prime is 854657351. The reversal of 854657349 is 943756458.

It is not a de Polignac number, because 854657349 - 2¹¹ = 854655301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854657329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403804 + ... + 405914.

It is an arithmetic number, because the mean of its divisors is an integer number (43878912).

Almost surely, 2^854657349 is an apocalyptic number.

It is an amenable number.

854657349 is a deficient number, since it is larger than the sum of its proper divisors (549467835).

854657349 is a wasteful number, since it uses less digits than its factorization.

854657349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617.

The product of its digits is 3628800, while the sum is 51.

The square root of 854657349 is about 29234.5232388011. The cubic root of 854657349 is about 948.9951883739.

The spelling of 854657349 in words is "eight hundred fifty-four million, six hundred fifty-seven thousand, three hundred forty-nine".