854489669 has 8 divisors (see below), whose sum is σ = 964314720. Its totient is φ = 750022000.

The previous prime is 854489653. The next prime is 854489677. The reversal of 854489669 is 966984458.

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 854489669 - 2⁴ = 854489653 is a prime.

It is a super-2 number, since 2×854489669² = 1460305188855459122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854489609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1339007 + ... + 1339644.

It is an arithmetic number, because the mean of its divisors is an integer number (120539340).

Almost surely, 2^854489669 is an apocalyptic number.

It is an amenable number.

854489669 is a deficient number, since it is larger than the sum of its proper divisors (109825051).

854489669 is a wasteful number, since it uses less digits than its factorization.

854489669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678691.

The product of its digits is 14929920, while the sum is 59.

The square root of 854489669 is about 29231.6552559037. The cubic root of 854489669 is about 948.9331214254.

The spelling of 854489669 in words is "eight hundred fifty-four million, four hundred eighty-nine thousand, six hundred sixty-nine".