855094564 has 9 divisors (see below), whose sum is σ = 1496517841. Its totient is φ = 427518040.

The previous prime is 855094553. The next prime is 855094571. The reversal of 855094564 is 465490558.

The square root of 855094564 is 29242.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 116964 + 854977600 = 342^2 + 29240^2 .

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 51174 + ... + 65794.

Almost surely, 2^855094564 is an apocalyptic number.

855094564 is the 29242-nd square number.

It is an amenable number.

855094564 is a deficient number, since it is larger than the sum of its proper divisors (641423277).

855094564 is an frugal number, since it uses more digits than its factorization.

855094564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29246 (or 14623 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 46.

The cubic root of 855094564 is about 949.1569858473.

The spelling of 855094564 in words is "eight hundred fifty-five million, ninety-four thousand, five hundred sixty-four".