856308954 has 16 divisors (see below), whose sum is σ = 1713292992. Its totient is φ = 285323808.

The previous prime is 856308953. The next prime is 856308979. The reversal of 856308954 is 459803658.

It is a happy number.

856308954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (856308953) 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, 10819 + ... + 42774.

It is an arithmetic number, because the mean of its divisors is an integer number (107080812).

Almost surely, 2^856308954 is an apocalyptic number.

856308954 is an abundant number, since it is smaller than the sum of its proper divisors (856984038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

856308954 is a wasteful number, since it uses less digits than its factorization.

856308954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56261.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The square root of 856308954 is about 29262.7571154873. The cubic root of 856308954 is about 949.6060985632.

The spelling of 856308954 in words is "eight hundred fifty-six million, three hundred eight thousand, nine hundred fifty-four".