856526950 has 12 divisors (see below), whose sum is σ = 1593140220. Its totient is φ = 342610760.

The previous prime is 856526921. The next prime is 856526953. The reversal of 856526950 is 59625658.

It is a self number, because there is not a number n which added to its sum of digits gives 856526950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856526953) 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 5 ways as a sum of consecutive naturals, for example, 8565220 + ... + 8565319.

It is an arithmetic number, because the mean of its divisors is an integer number (132761685).

Almost surely, 2^856526950 is an apocalyptic number.

856526950 is a deficient number, since it is larger than the sum of its proper divisors (736613270).

856526950 is a wasteful number, since it uses less digits than its factorization.

856526950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17130551 (or 17130546 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 46.

The square root of 856526950 is about 29266.4816812681. The cubic root of 856526950 is about 949.6866741413.

It can be divided in two parts, 856526 and 950, that added together give a square (857476 = 926²).

The spelling of 856526950 in words is "eight hundred fifty-six million, five hundred twenty-six thousand, nine hundred fifty".