854436956 has 12 divisors (see below), whose sum is σ = 1523477592. Its totient is φ = 419157648.

The previous prime is 854436953. The next prime is 854436971. The reversal of 854436956 is 659634458.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854436953) 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 3 ways as a sum of consecutive naturals, for example, 2014970 + ... + 2015393.

It is an arithmetic number, because the mean of its divisors is an integer number (126956466).

Almost surely, 2^854436956 is an apocalyptic number.

It is an amenable number.

854436956 is a deficient number, since it is larger than the sum of its proper divisors (669040636).

854436956 is a wasteful number, since it uses less digits than its factorization.

854436956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4030420 (or 4030418 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 50.

The square root of 854436956 is about 29230.7535995910. The cubic root of 854436956 is about 948.9136079691.

The spelling of 854436956 in words is "eight hundred fifty-four million, four hundred thirty-six thousand, nine hundred fifty-six".