855014473 has 4 divisors (see below), whose sum is σ = 905309460. Its totient is φ = 804719488.

The previous prime is 855014467. The next prime is 855014519. The reversal of 855014473 is 374410558.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 790565689 + 64448784 = 28117^2 + 8028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-855014473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (855714473) 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, 25147468 + ... + 25147501.

It is an arithmetic number, because the mean of its divisors is an integer number (226327365).

Almost surely, 2^855014473 is an apocalyptic number.

It is an amenable number.

855014473 is a deficient number, since it is larger than the sum of its proper divisors (50294987).

855014473 is a wasteful number, since it uses less digits than its factorization.

855014473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50294986.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 855014473 is about 29240.6305164577. The cubic root of 855014473 is about 949.1273511890.

The spelling of 855014473 in words is "eight hundred fifty-five million, fourteen thousand, four hundred seventy-three".